17 MAY 1968, page 10

Unnatural Debt

MEDICINE JOHN ROWAN WILSON Has the National Institute of Medical Re- search really made an important advance in dealing with the problem of rejection in organ transplantation?......

Passport Perils

THE LAW R. A. CLINE Slowly but surely the British press has pierced through the Crawford passport incident and grasped that a general principle of universal application lies at......