Biological Sciences and Healthcare, part 1

procedure > Procedure by method > Removal Procedure > Surgical removal > Vitrectomy

procedure > Procedure by method > Surgical procedure (procedure) > Surgical removal > Vitrectomy

... > procedure > Procedure by site > Procedure on organ > Procedure on eye > Procedure on posterior segment of eye > Procedure on vitreous > Operation on vitreous > Vitrectomy

... > procedure > Procedure by site > Procedure on body region (procedure) > Procedure on head AND/OR neck > Procedure on head > Procedure on eye region (procedure) > Procedure on eye > Procedure on posterior segment of eye > Procedure on vitreous > Operation on vitreous > Vitrectomy

... > procedure > Procedure by site > Procedure on organ system > Procedure on visual system (procedure) > Procedure on eye region (procedure) > Procedure on eye > Procedure on posterior segment of eye > Procedure on vitreous > Operation on vitreous > Vitrectomy

... > procedure > Procedure by site > Procedure on organ > Procedure on eye > Procedure on posterior segment of eye > Operative procedure on posterior segment of eye > Operation on vitreous > Vitrectomy

... > procedure > Procedure by site > Procedure on body region (procedure) > Procedure on head AND/OR neck > Procedure on head > Procedure on eye region (procedure) > Procedure on eye > Procedure on posterior segment of eye > Operative procedure on posterior segment of eye > Operation on vitreous > Vitrectomy

... > procedure > Procedure by site > Procedure on organ system > Procedure on visual system (procedure) > Procedure on eye region (procedure) > Procedure on eye > Procedure on posterior segment of eye > Operative procedure on posterior segment of eye > Operation on vitreous > Vitrectomy