You can use the appropriate citation option from below to add a reference to this page.
"PTPY." Fullformexpand.com, https://www.fullformexpand.com/ptpy/per-thousand-patient-years. Accessed 15 Apr. 2026.
Fullformexpand.com, 2026. "PTPY." Accessed April 15, 2026. https://www.fullformexpand.com/ptpy/per-thousand-patient-years.
"PTPY." (n.d.). Fullformexpand.com. Retrieved April 15, 2026, from https://www.fullformexpand.com/ptpy/per-thousand-patient-years.
PTPY. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/ptpy/per-thousand-patient-years (Accessed: 15 April 2026).