1.
Paiva S, Brandão E. Commercialization of emergency contraception in a drugstore in the city of Rio de Janeiro: ethical and methodological aspects of an ethnographic research . Saúde Soc. [Internet]. 1Dec.2014 [cited 22Oct.2019];23(4):1417-30. Available from: http://www.revistas.usp.br/sausoc/article/view/104312