1 “...Almost every practising doctor will admit to difficulty in knowing how best to investigate, treat...”

2 “... and importance for all doctors engaged in clinical practice. The technical developments o f the last few years...”

3 “...In recent years both doctors and patients have become increasingly aware that many essential drugs...”

4 “... and treatment have been rationalized in recent years but many practising doctors still have difficulty...”

5 “... transplantation have expanded enormously in recent years, but many of the doctors involved have received little...”