[1]
Nahar, S.B. et al. 2020. Impact of Vitamin D supplementation on Heart Rate Variability in Vitamin D deficient Asthma COPD Overlap Syndrome patients: A Randomized Controlled Trial. Journal of Bangladesh Society of Physiologist. 15, 2 (Dec. 2020), 98–107. DOI:https://doi.org/10.3329/jbsp.v15i2.50925.