1. RTI International; Durham NC USA
2. Materno Infantil Unidad de Planificación; INCAP; Guatemala City Guatemala
3. Department of Community Health Sciences; Aga Khan University; Karachi Pakistan
4. Department of Pediatrics; University of North Carolina at Chapel Hill; Chapel Hill NC USA
5. Department of Paediatrics; Moi University College of Health and Sciences; Eldoret Kenya
6. KLE University's JN Medical College; Belagavi India
7. Department of Paediatrics; University of Zambia; Lusaka Zambia
8. Kinshasa School of Public Health; Kinshasa DRC
9. Lata Medical Research Foundation; Nagpur India
10. Department of Pediatrics; University of Alabama at Birmingham; Birmingham AL USA
11. Department of Obstetrics; Thomas Jefferson University; Philadelphia PA USA
12. Boston University; Boston MA USA
13. Department of Pediatrics; Indiana University; Indianapolis IN USA
14. Department of Pediatrics; University of Colorado; Denver CO USA
15. Perinatology and Pregnancy Branch; NICHD; Bethesda MD USA
16. Columbia University Medical Center; New York NY USA