@article{Sánchez-Páez2023, author = {Sánchez-Páez, D.A. and Masquelier, B. and Menashe Oren, A. and Baruwa, O. and Reniers, G.}, title= {Measuring under-five mortality and fertility through mobile phone surveys: An assessment of selection bias in 34 low- and middle-income countries}, year = {2023}, doi = {10.1136/bmjopen-2023-071791}, volume = {13}, number = {11}, pages = {071791}, }