Trends in haemoglobin levels from 1968 to 2017 and association with hormonal contraceptives: observations from the population study of women in Gothenburg, Sweden
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Source: Scandinavian Journal of Primary Health Care - Category: Primary Care Authors: Linda Sandin Amanda von Below Maria Waller Cecilia Bj örkelund Ann Blomstrand Rebecca Runevad Dominique Hange Source Type: research