1. Biliary atresia survey;Izant,1964
2. Problems in diagnosis associated with obstructive neonatal jaundice;Norris;Am. J. Surg.,1957
3. Biliary tract anomalies. The utilization of modern techniques in differential diagnosis;Hays;California Med.,1958
4. Surgical jaundice in infancy;Kiesewetter;Pediatrics,1955
5. The spleen, liver, biliary tract and portal hypertension;Hays,1965