Impact of the Safe Childbirth Checklist on health worker childbirth practices in Luapula province of Zambia: a pre-post study oleh Sandra Mudhune, Sydney Chauwa Phiri, Marta R. Prescott, Elizabeth A. McCarthy, Aaron Banda, Prudence Haimbe, Francis Dien Mwansa, Angel Mwiche, Francis Bwalya, Micheck Kabamba, Hilda Shakwelele, Margaret L. Prust