%0 Journal Article %T Exclusive breastfeeding is best in all cases %A Tompson Marian %A LeVan Fram Judy %A Eastman Andrea %A McClain Valerie W. %J Bulletin of the World Health Organization %D 2002 %I World Health Organization %U http://www.scielosp.org/scielo.php?script=sci_arttext&pid=S0042-96862002000700017