Enterolith obstruction of the small bowel.

por McCallion, W. A., Higgins, P. M., Dane, T. E.
Publicado 1992

Acute appendicitis in young children in the Belfast urban area: 1985-1992.

por Wilson, D., Sinclair, S., McCallion, W. A., Potts, S. R.
Publicado 1994