Naas A A, Davidson N C, Thompson C, Cummings F, Ogston S A, Jung R T, Newton R W, Struthers A D
Department of Clinical Pharmacology and Therapeutics, Ninewells Hospital and Medical School, Dundee.
BMJ. 1998 Mar 7;316(7133):745-6. doi: 10.1136/bmj.316.7133.745.