1.
Clin Pediatr (Phila)
; 6(9): 533-9, 1967 Sep.
Article
in English
| MEDLINE
| ID: mdl-4292686
2.
Lancet
; 1(7450): 1311-3, 1966 Jun 11.
Article
in English
| MEDLINE
| ID: mdl-4160887