Houweling, TAJ; Azad, K; Younes, L; Kuddus, A; Shaha, S; Haq, B; Nahar, T; ... PCP Study Team; + view all (2011) The effect of participatory women's groups on birth outcomes in Bangladesh: does coverage matter? Study protocol for a randomized controlled trial. Trials , 12 , Article 208. 10.1186/1745-6215-12-208. Green open access