Bhattacharyya, PGupta, M L1996-03-012009-06-031996-03-012009-06-031996-03-01Bhattacharyya P, Gupta ML. Byssinosis. National Medical Journal of India. 1996 Mar-Apr; 9(2): 99http://imsear.searo.who.int/handle/123456789/118470engByssinosis --epidemiologyHumansLetter