Once an individual in military service has undergone a PES assessment, he receives a score which enables him to be categorised from PES A to PES F.
PES F is the lowest category which denotes that he is medically unfit for any form of service.
- "The truth about PES F", Sammyboy.com forum, 21 February 2015.
- "PES F = Medically Unfit for Any Form of NS? Declare? How?", SG Forums, 6 March 2012.
- "THE MOST CRAZY CHAO GENG STORY. FROM PES A TO PES F!!", Singapore Uncensored, 17 April 2017.
This article was written by Roy Tan.