Results from the Bangladesh integrated nutrition project (BINP) operations research project (ORP). V. 2. -Pt.4. is the supplement a substitute or true supplementation to the usual diet / M. Abdullah, Rezaul Karim, QA Samad.-Pt. 5. a cohort study to estimate the optimal duration of nutritional supplementation for malnourished pregnant women and its impact on birth weight of newborns / Rubina Shaheen, Shams El-Arifeen, Andres de Francisco.- Pt. 6 what should be the optimum duration of supplementation for infants / Saria Tasnim, Syeda Afroza, Fazlur Rahman, MQK Talukder, AKM Shahabuddin Saskia Osendrap, George Fuchs [book]