Effectiveness of a community-based intervention package in maternal health service utilization: A cross-sectional quasi-experimental study in rural Ghana. - Aiga, Hirotsugu; Kawakatsu, Yoshito; Kadoi, Nobuhiro; Obeng, Emmanuel; Addai, Frank Tabi; Ofosu, Frederick; Fujishima, Kazuki; Omachi, Mayumi; Yamaguchi, Etsuko (PLoS ONE, 2024)