“…It will be appreciated that there is comparatively little information, obtained from controlled clinical trials, on the value of chemotherapy either in the tropics or in under-developed countries, apart from the hospital studies reported from East Africa Howells & Swithinbank, 1957;East African/British Medical Research Council Sulphone Investigation, 1959), and from India (Frimodt-M0ller, 1949(Frimodt-M0ller, , 1955Frimodt-M0ller et al, 1953Frimodt-M0ller et al, , 1954. Furthermore, a review of the world literature has revealed that few controlled studies of the relative value of bedrest and ambulation in the treatment of pulmonary tuberculosis have so far been reported.…”