GUPTA, R. K.; LANGER, B.; SINGH, P.; KUMARI, R.; AKHTAR, N.; GUPTA, R. Health care providers knowledge, attitudes and perceived barriers towards emergency contraception in a sub-Himalayan state of India. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 7, n. 8, p. 3244–3249, 2018. DOI: 10.18203/2320-1770.ijrcog20183325. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/5072. Acesso em: 28 oct. 2025.