TY  - BOOK
AU  - valman,h.b
TI  - the first year of life / 
SN  - 0727902245
U1  - 618.92  
PY  - 1990///.
CY  - london : 
PB  - british medical, 
KW  - pediatrics.
KW  - infants.
KW  - children.
ER  -