1. Meconium ileus;Adamson, E.W.; Hild, J.R.;J. Amer.. med. Ass,1939
2. Intestinal intussusception during the neonatal period;Akerren, Y.; Pettersson, G.;Acta chir. scand,1954
3. Invagination bei einem 17 Tage alten Saugling mit Selbstheilung;Becker, J.;Kinderdrztl. Prax,1955
4. Resection of one-third of the colon for irreducible intussusception in an infant five days old;Dowd, C.N.;Ann. Surg,1913
5. Intussusception at 70 hours;Feggetter, S.;Brit. med. J,1954