Chanavirut, R., Wongsaenchoom, P., Sukboonthong, W., Chuailek, T., Donpunha, W., Yonglitthipagon, P. and Nakmareong, S. 2019. A Pilot Study: Bed Exercise with “Pun Ngai” in Pre-and Stage-1 Hypertensive Patients. Archives of Allied Health Sciences. 31, 2 (Aug. 2019), 162–174.