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BMJ (Clinical Research Ed.)|February 26, 1999
Double blind, cluster randomised trial of low dose supplementation with vitamin A or beta carotene on mortality related to pregnancy in Nepal. The NNIPS-2 Study GroupK P West, J Katz, S K Khatry, et al.BJOG : an International Journal of Obstetrics and Gynaecology|May 8, 2023
Vulnerable newborn types: analysis of subnational, population-based birth cohorts for 541 285 live births in 23 countries, 2000-2021D J Erchick, E A Hazel, J Katz, et al.Pageof 5