British Tuberculosis Association (1963). Acquired drug-resistance in patients with pulmonary tuberculosis in Great Britain—a National Survey, 1960–61. Tubercle (London), 44, 1
2.
HobbyGladys L., (1963). Primary drug resistance in tuberculosii. A review Part 2. Amer. Rev. Resp. Dis., 87, 1, 34
3.
ThomasH. E. (1961). A tuberculosis drug-resistance register. Tubercle (London), 42, 1
