Full text: Available Index: LILACS (Americas) Main subject: Intestinal Obstruction / Meconium Type of study: Diagnostic study Limits: Humans / Male / Infant, Newborn Country/Region as subject: South America / Argentina Language: Spanish Journal: Med. infant Journal subject: Pediatrics Year: 1999 Type: Article Affiliation country: Argentina Institution/Affiliation country: Hospital de Pediatría Prof. Dr. Juan P. Garrahan/AR