“…‘These were put under good hygienic conditions and given an adequate anti-rachitic diet containing milk, meat, liver, eggs, butter and vegetables, with one ounce of cod-liver oil daily in two cases, and four tablets of calciferol daily in the other’. 39 The remaining group of 22 was studied in various ways. The majority lived at home and received 3 cm 3 of an oily solution of calciferol.…”