143.—Every person subject to military law—

(a) who malingers or feigns or induces disease or infirmity, or

(b) who induces, aggravates, or delays the cure of, disease or infirmity by misconduct or wilful disobedience of orders, or

(c) who wilfully maims or injures himself or any other person who is a member of the Defence Forces, whether at the instance of that person or not, with intent thereby to render himself or that other person unfit for service, or causes himself to be maimed or injured by any person with intent thereby to render himself unfit for service,

is guilty of an offence against military law and shall, on conviction by court-martial, be liable to suffer imprisonment F132[for any term not exceeding two years] or any less punishment awardable by a court-martial.