{"id":"https://openalex.org/W2337540910","doi":null,"title":"Letter: Gel chromatography as an analytical tool for 99mTc radiopharmaceuticals.","display_name":"Letter: Gel chromatography as an analytical tool for 99mTc radiopharmaceuticals.","publication_year":1974,"publication_date":"1974-08-01","ids":{"openalex":"https://openalex.org/W2337540910","mag":"2337540910","pmid":"https://pubmed.ncbi.nlm.nih.gov/4842564"},"language":"en","primary_location":{"id":"pmid:4842564","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/4842564","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of nuclear medicine : official publication, Society of Nuclear Medicine","raw_type":"Journal Article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5086570577","display_name":"Mervyn W. Billinghurst","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M W Billinghurst","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5016257557","display_name":"R. Palser","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"R F Palser","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":5.5828,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.95308924,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":null,"biblio":{"volume":"15","issue":"8","first_page":"722","last_page":"3"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11395","display_name":"Radiopharmaceutical Chemistry and Applications","score":0.8237000107765198,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T11395","display_name":"Radiopharmaceutical Chemistry and Applications","score":0.8237000107765198,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10908","display_name":"Analytical Chemistry and Chromatography","score":0.1615000069141388,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11460","display_name":"Analytical Methods in Pharmaceuticals","score":0.005100000184029341,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/size-exclusion-chromatography","display_name":"size exclusion chromatography","score":0.9679999947547913},{"id":"https://openalex.org/keywords/technetium-99m","display_name":"technetium-99m","score":0.9409999847412109},{"id":"https://openalex.org/keywords/radiopharmaceuticals","display_name":"radiopharmaceuticals","score":0.9900000095367432},{"id":"https://openalex.org/keywords/radiopharmaceutical-quality-control","display_name":"radiopharmaceutical quality control","score":0.8100000023841858},{"id":"https://openalex.org/keywords/radiopharmaceutical-purification","display_name":"radiopharmaceutical purification","score":0.5460000038146973}],"concepts":[{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.5568573474884033},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.45965901017189026},{"id":"https://openalex.org/C522557706","wikidata":"https://www.wikidata.org/wiki/Q1054","display_name":"Technetium","level":2,"score":0.4315018355846405},{"id":"https://openalex.org/C177322064","wikidata":"https://www.wikidata.org/wiki/Q750955","display_name":"Radiochemistry","level":1,"score":0.41080382466316223},{"id":"https://openalex.org/C13965031","wikidata":"https://www.wikidata.org/wiki/Q243545","display_name":"Nuclear chemistry","level":1,"score":0.12028118968009949}],"mesh":[{"descriptor_ui":"D002614","descriptor_name":"Chelating Agents","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":true},{"descriptor_ui":"D002850","descriptor_name":"Chromatography, Gel","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D008722","descriptor_name":"Methods","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013667","descriptor_name":"Technetium","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":2,"locations":[{"id":"pmid:4842564","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/4842564","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of nuclear medicine : official publication, Society of Nuclear Medicine","raw_type":"Journal Article"},{"id":"mag:2337540910","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/4842564","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"PubMed","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2468928849","https://openalex.org/W2400975062","https://openalex.org/W2402391793","https://openalex.org/W2409898094","https://openalex.org/W2417928043","https://openalex.org/W7051912913","https://openalex.org/W2990911269","https://openalex.org/W3208830431","https://openalex.org/W2086353524","https://openalex.org/W2404477893"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}
