00856cam a22002291 4500 cd 29000053 DLC 20260227111146.0 811121s1929 xx a 000 0 eng cd 29000053 (OCoLC)14748992 DLC DNLM DLC premarc RM844.5 .C6 W1 ME449 no.131 Colebrook, Dora Challis. Irradiation and health, by Dora Colebrook. A. Ultraviolet irradiation of school children. B. Irradiation of varicose ulcers. London, H. M. Stationery off. [printed by J. Johnson, at the University press, Oxford] 1929. 47, [1] p. ill. Medical Research Council (Great Britain) Special report series, no. 131 At head of title: ... Privy council. Medical research council. 18462 18462