Mannan, S. R., Begum, N., Begum, S., Ferdousi, S., & Ali, T. (2008). Relationship of Forced Vital Capacity (FVC), Forced Expiratory Volume in First Second (FEV<sub>1</sub>)and FEV<sub>1</sub>/FVC% with Plasma Progesterone Level during Different Phases of Normal Menstrual Cycle. Journal of Bangladesh Society of Physiologist, 2, 7–12. https://doi.org/10.3329/jbsp.v2i0.976