Islam, F., Jahan, N. and Sultana, N. 2015. Effect of Combined Oral Contraceptive Pill on FVC, FEV1 and FEV1/FVC%. Journal of Bangladesh Society of Physiologist. 10, 1 (Aug. 2015), 21–25. DOI:https://doi.org/10.3329/jbsp.v10i1.24613.