Polly, Zinat Ara, Shelina Begum, Sultana Ferdousi, Noorzahan Begum, Taskina Ali, and Afroza Begum. 2009. “FVC, FEV₁ and FEV<sub>1</Sub>/FVC%, In Postmenopausal Women and Their Relationship With Serum Progesterone and Estrogen Level”. Journal of Bangladesh Society of Physiologist 4 (1):7-13. https://doi.org/10.3329/jbsp.v4i1.4063.