An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Pun WK, Chow SP, Chan KC, Ip FK, Leong JC.Pun WK, et al. Among authors: chow sp.J Bone Joint Surg Am. 1988 Jan;70(1):117-8.J Bone Joint Surg Am. 1988.PMID: 3335560
Pun KK, Lau P, Wong FH, Cheng CL, Pun WK, Chow SP, Leong JC.Pun KK, et al. Among authors: chow sp.Bone. 1990;11(6):397-400. doi: 10.1016/8756-3282(90)90133-j.Bone. 1990.PMID: 2078433