HOME STUDY COURSERegistration for a new home study course, sponsored by the Postgraduate Medical Institute of the Massachusetts Medical Society and by The New England Journal of Medicine, is now in progress. The course offers 100 Category 1 credits per year for $100; details appear elsewhere in this issue. The deadlines for the first yearly examinations are December 31, 1981, for Test I, and June 30, 1982, for Test II. Early registration is advised.Contact the Postgraduate Medical Institute, 22 The Fenway, Boston, MA 02215; or call (617) 536–8812.PLANNING FOR HEALTH MAINTENANCE ORGANIZATIONSA program entitled "Strategic . . .