Department of Global Health, Milken Institute School of Public Health, George Washington University, Washington, DC, USA. jtielsch@gwu.edu. Global Health Center, Cincinnati Children's Medical Center, Cincinnati, OH, USA. mark.steinhoff@cchmc.org. Department of International Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA. jkatz1@jhu.edu. Seattle Children's Hospital and Research Foundation, University of Washington, Seattle, WA, USA. janet.englund@seattlechildrens.org. School of Medicine, University of Washington, Seattle, WA, USA. kuypers@u.washington.edu. Nepal Nutrition Intervention Project - Sarlahi, Kathmandu, Nepal. skhatry@wlink.com.np. Department of Pediatrics and Child Health, Institute of Medicine, Tribhuvan University, Kathmandu, Nepal. laxmanshree@yahoo.com. Department of International Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA. sleclerq@mos.com.np. Nepal Nutrition Intervention Project - Sarlahi, Kathmandu, Nepal. sleclerq@mos.com.np.