<prompt> Primary closure of incised wounds must be done within:2 hours4 hours6 hours12 hours  <response>: WOUNDS CAN BE CLOSED BY Primary suture: - Clean wounds - Selected contaminated wounds after thorough wound toileting and debridementDelayed primary suture: - Heavily contaminated wounds - Wounds in which wound toileting has been delayed for 6-8 hoursLeft open to heal by secondary closure 