{"id":"https://openalex.org/W640935477","doi":null,"title":"World Health Organization Task Force on Methods for the National Regulation of Fertility. II. Factors associated with the length of amennorrhoea","display_name":"World Health Organization Task Force on Methods for the National Regulation of Fertility. II. Factors associated with the length of amennorrhoea","publication_year":1998,"publication_date":"1998-01-01","ids":{"openalex":"https://openalex.org/W640935477","mag":"640935477"},"language":"en","primary_location":{"id":"mag:640935477","doi":null,"is_oa":false,"landing_page_url":"http://www.diva-portal.org/smash/record.jsf?pid=diva2:87029","pdf_url":null,"source":{"id":"https://openalex.org/S45445671","display_name":"Fertility and Sterility","issn_l":"0015-0282","issn":["0015-0282","1556-5653"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Fertility and Sterility","raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"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/A5057662389","display_name":"Yngve Hofvander","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Y Hofvander","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5057662389"],"corresponding_institution_ids":[],"apc_list":{"value":4220,"currency":"USD","value_usd":4220},"apc_paid":null,"fwci":1.3282,"has_fulltext":false,"cited_by_count":27,"citation_normalized_percentile":{"value":0.74674086,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":95},"biblio":{"volume":"70","issue":null,"first_page":"461","last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10960","display_name":"Hypothalamic control of reproductive hormones","score":0.7265999913215637,"subfield":{"id":"https://openalex.org/subfields/2743","display_name":"Reproductive Medicine"},"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/T10960","display_name":"Hypothalamic control of reproductive hormones","score":0.7265999913215637,"subfield":{"id":"https://openalex.org/subfields/2743","display_name":"Reproductive Medicine"},"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/T10600","display_name":"Reproductive Health and Contraception","score":0.19820000231266022,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"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/T10390","display_name":"Ovarian function and disorders","score":0.019300000742077827,"subfield":{"id":"https://openalex.org/subfields/2743","display_name":"Reproductive Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/fertility-control","display_name":"fertility control","score":0.6579999923706055},{"id":"https://openalex.org/keywords/contraception","display_name":"contraception","score":0.4020000100135803}],"concepts":[{"id":"https://openalex.org/C2985871740","wikidata":"https://www.wikidata.org/wiki/Q1637368","display_name":"Task force","level":2,"score":0.8429606556892395},{"id":"https://openalex.org/C518429986","wikidata":"https://www.wikidata.org/wiki/Q964401","display_name":"Fertility","level":3,"score":0.7539902925491333},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5326615571975708},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.32750552892684937},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.3217077851295471},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.27864521741867065},{"id":"https://openalex.org/C99454951","wikidata":"https://www.wikidata.org/wiki/Q932068","display_name":"Environmental health","level":1,"score":0.18529430031776428},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.10726255178451538},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.08327656984329224},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.08242961764335632},{"id":"https://openalex.org/C3116431","wikidata":"https://www.wikidata.org/wiki/Q31728","display_name":"Public administration","level":1,"score":0.07827946543693542}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:640935477","doi":null,"is_oa":false,"landing_page_url":"http://www.diva-portal.org/smash/record.jsf?pid=diva2:87029","pdf_url":null,"source":{"id":"https://openalex.org/S45445671","display_name":"Fertility and Sterility","issn_l":"0015-0282","issn":["0015-0282","1556-5653"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Fertility and Sterility","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.9537000060081482,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W3192073904","https://openalex.org/W2111904389","https://openalex.org/W2282842320","https://openalex.org/W574452456","https://openalex.org/W2412797063","https://openalex.org/W2889786546","https://openalex.org/W870558179","https://openalex.org/W2566971817","https://openalex.org/W4302437271","https://openalex.org/W969560856"],"abstract_inverted_index":{"World":[0],"Health":[1],"Organization":[2],"Task":[3],"Force":[4],"on":[5],"Methods":[6],"for":[7],"the":[8,17],"National":[9],"Regulation":[10],"of":[11,19],"Fertility.":[12],"II.":[13],"Factors":[14],"associated":[15],"with":[16],"length":[18],"amennorrhoea":[20]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2016-06-24T00:00:00"}
