To call or not to call: exploring the validity of telephone interviews to derive maternal self-reports of experiences with facility childbirth care in northern Nigeria

Bibliographic Details
Main Authors:	Özge Tunçalp, Joanna Schellenberg, Zelee Hill, Tanya Marchant, Nasir Umar, Abdulrahman Shuaibu, Antoinette Alas Bhattacharya, Moise Muzigaba, Nuraddeen Umar Sambo
Format:	Article
Language:	English
Published:	BMJ Publishing Group 2022-03-01
Series:	BMJ Global Health
Online Access:	https://gh.bmj.com/content/7/3/e008017.full

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