1. The effect of phenytoin on the absorption of synthetic folic acid polyglutamate. Issue 3 (March 1972) Authors: Houlihan, C. M.; Scott, J. M.; Boyle, P. H.; Weir, D. G. Journal: Gut Issue: Volume 13:Issue 3(1972) Page Start: 189 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗