1. Bekierkunst, A., and T. Szulga: A new method of determining the growth rate of M. tuberculosis and its application to the study of the toxic effects of streptomycin and isonicotinic hydracide on tubercle bazilli. Schweiz. 2. allg. Path. 17, 47–72 (1954).
2. Bell, J. C., and D. K. Riemensnider: Reliability of a microbiologic assay technique for measuring low concentrations of isoniazid. Amer. Rev. Tuberc. 75, 992–994 (1957); Use of a serum microbiologic assay technique for estimating patterns of isoniazid metabolism. Amer. Rev. Tuberc. 75, 995-998 (1957).
3. — — and R. S. Mitchell: Effect of certain aromatic amines on serum isoniazid concentrations in tuberculous patients. Amer. Rev. Tuberc. 76, 152–158 (1957).
4. Berg, G., und G. Meissner: Ein Jahr Therapie mit Isoniazid: bakt. Resistenz und Therapie-Resultate. Beitr. Klin. Tuberk. 111, 340 (1954).
5. Bönicke, R.: Eine mikrobiologische Methode zur quantitativen Bestimmung von Isonicotinsäurehydrazid. Arch. exper. Path. Pharmak. 216, 490–493 (1953); Jbr. Borstel 1952/53: 88-91.