Asindi A A, Bilal N E, Fatinni Y A, Al-Shehri M A, Mannan N, Habeeb S M
Department of Child Health, King Khalid University, College of Medicine, Abha, Kingdom of Saudi Arabia.
Saudi Med J. 1999 Dec;20(12):942-6.
Full text is available as a scanned copy of the original print version.