Using AMANHI-ACT cohorts for external validation of Iowa new-born metabolic profiles based models for postnatal gestational age estimation. - Sazawal, Sunil; Ryckman, Kelli K.; Mittal, Harshita; Khanam, Rasheda; Nisar, Imran; Jasper, Elizabeth; Rahman, Sayedur; Mehmood, Usma; Das, Sayan; Bedell, Bruce; Chowdhury, Nabidul Haque; Barkat, Amina; et al. (Journal of Global Health, 2021)