Gaur, S NJain, S KSingh, M1984-07-012009-05-271984-07-012009-05-271984-07-01Gaur SN, Jain SK, Singh M. Curschmann's spirals--a cytological finding in chronic bronchitis. The Indian Journal of Chest Diseases & Allied Sciences. 1984 Jul-Sep; 26(3): 195-9http://imsear.searo.who.int/handle/123456789/29881engAdultAgedBronchitis --complicationsChronic DiseaseFemaleHumansMaleMiddle AgedPulmonary Emphysema --complicationsSmokingSputum --cytologyTime FactorsJournal Article