proportion of women experiencing intercourse and the proportion of sexually active women who used contraceptives were greater than those found in Britain and America." In an unpublished survey of both university (undergraduate) and non-university (for example, secretarial) students in Cambridge in 1973 we found the proportion of sexually experienced women in both groups (570/) to be close to that of the Australian sample (62%'). On the other hand, Dr Cole's data on the relationship of age to sexual experience (15% having had intercourse by the age of 16 and 95%' by the age of 21) correspond to our non-university group only, for whom the

Most trainees believe that research is an important part of training. Generally, most trainees are exposed to research practices including trial recruitment. However, <50% attend regular journal clubs, a pertinent point, given the current 'exit exam' includes the assessment of critical appraisal skills.

Twenty patients with primary idiopathic haemochromatosis were tissue typed. HLA-A3 and B7 were increased in frequency. The significance of these findings in relation to other studies is assessed.

No abstract