You can use the appropriate citation option from below to add a reference to this page.
"P1NP." Fullformexpand.com, https://www.fullformexpand.com/p1np/procollagen-type-i-n-terminal-propeptide. Accessed 20 Feb. 2026.
Fullformexpand.com, 2026. "P1NP." Accessed February 20, 2026. https://www.fullformexpand.com/p1np/procollagen-type-i-n-terminal-propeptide.
"P1NP." (n.d.). Fullformexpand.com. Retrieved February 20, 2026, from https://www.fullformexpand.com/p1np/procollagen-type-i-n-terminal-propeptide.
P1NP. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/p1np/procollagen-type-i-n-terminal-propeptide (Accessed: 20 February 2026).