BASU, SBISWAS, M LCHAKRAVARTI, H SCHATTERJEE, P KMUKHERJEE, M MROY, H KROYCHOUDHURY, D CSEN, B BSENGUPTA, A NSENGUPTA, K DSINHA, R1956-12-162009-05-311956-12-162009-05-311956-12-16BASU S, BISWAS ML, CHAKRAVARTI HS, CHATTERJEE PK, MUKHERJEE MM, ROY HK, ROYCHOUDHURY DC, SEN BB, SENGUPTA AN, SENGUPTA KD, SINHA R. Pattern of pulmonary tuberculosis in Calcutta, an investigation. Journal of the Indian Medical Association. 1956 Dec; 27(12): 421-9http://imsear.searo.who.int/handle/123456789/97893engTuberculosis, Pulmonary --epidemiologyJournal Article