M C Weissmann, L Foliaki, E L Billings, J J Billings. Show Affiliations »
Abstract
Mesh： See more » AdolescentAdultCervix Mucus/metabolismCervix Mucus/physiologyFamily Planning ServicesFemaleFollow-Up StudiesHumansMethodsMiddle AgedOvulationPeriodicityPolynesiaPovertyTime FactorsVaginal Smears
Year: 1972 PMID： 4116246 DOI： 10.1016/s0140-6736(72)92164-2
Source DB: PubMed Journal: Lancet ISSN： 0140-6736 Impact factor: 79.321