TY  - RPRT
TI  - Breastfeeding in developing countries.
AU  - J Villar
AU  - J M Belizan
PY  - 1981
DO  - 10.1016/s0140-6736(81)92755-0
UR  - https://pubmed.ncbi.nlm.nih.gov/6116096/
ID  - 6116096
ER  -