Zafar, U., Khan, S., Raza, S. S., Zafar, N., Sajjad, S., & Ali, D. E. S. (2022). Stress related changes due to valsalva maneuver in healthy young individuals of Khyber Pakhtunkhwa. International Journal of Health Sciences, 6(S5), 11651–11658. https://doi.org/10.53730/ijhs.v6nS5.12014