[1] Univ Colorado, Sch Med, Denver, CO USA
[2] Aga Khan Univ, Dept Community Hlth Sci, Karachi, Pakistan
[3] Univ Zambia, Univ Teaching Hosp, Lusaka, Zambia
[4] Univ Alabama Birmingham, Birmingham, AL USA
[5] Inst Nutr Ctr Amer & Panama INCAP, Unidad Planificac, Guatemala City, Guatemala
[6] KLE Univ, Jawaharlal Nehru Med Coll, Belgaum, India
[7] Thomas Jefferson Univ, Philadelphia, PA 19107 USA
[8] Lata Med Res Fdn, Nagpur, Maharashtra, India
[9] Boston Univ, Boston, MA 02215 USA
[10] Moi Univ, Sch Med, Eldoret, Kenya
[11] Indiana Univ Sch Med, Indianapolis, IN 46202 USA
[12] Kinshasa Sch Publ Hlth, Kinshasa, DEM REP CONGO
[13] Univ N Carolina, Sch Med, Dept Pediat, Div Neonatal Perinatal Med, Chapel Hill, NC 27515 USA
[14] Inst Clin Effectiveness & Hlth Policy, Buenos Aires, DF, Argentina
[15] Tulane Sch Publ Hlth & Trop Med, New Orleans, LA USA
[16] RTI Int, Durham, NC USA
[17] NICHHD, Rockville, MD USA
[18] Columbia Univ, Dept Obstet Gynecol, New York, NY USA