Nury Nusdwinuringtyas, Roy Dwi Indra, Tresia Fransiska Ulianna Tambunan, Aria Kekalih. Value of Peak Cough Flow (PCF) in Healthy Middle Adulthood and Late Adulthood and the Affecting Factors. IndoJPMR [Internet]. 2020 Dec. 30 [cited 2026 May 3];9(01):1-11. Available from: https://www.ojs33.test-live.com/IndoJPMR/article/view/251