Polis, C. B., Otupiri, E., Bell, S. O., & Larsen-Reindorf, R. (2021). Use of Fertility Awareness-Based Methods for Pregnancy Prevention Among Ghanaian Women: A Nationally Representative Cross-Sectional Survey. Glob Health Sci Pract.
शिकागो स्टाइल उद्धरणPolis, Chelsea B., Easmon Otupiri, Suzanne O. Bell, और Roderick Larsen-Reindorf. "Use of Fertility Awareness-Based Methods for Pregnancy Prevention Among Ghanaian Women: A Nationally Representative Cross-Sectional Survey." Glob Health Sci Pract 2021.
एमएलए उद्धरणPolis, Chelsea B., Easmon Otupiri, Suzanne O. Bell, और Roderick Larsen-Reindorf. "Use of Fertility Awareness-Based Methods for Pregnancy Prevention Among Ghanaian Women: A Nationally Representative Cross-Sectional Survey." Glob Health Sci Pract 2021.