'Huge amount' of Gaza surgery on children – UK doctor
She said she had treated people with bullet wounds, burns and other injuries.
She added the lack of food available in Gaza meant patients were not strong enough to heal properly.
Over 76,000 Gazans – mainly civilians – have been injured by Israel over the course of the war, the Hamas-run health ministry says, while 33,000 people have been killed.
The war was sparked by Hamas attacking Israeli communities near Gaza last October, killing about 1,200 people, mainly civilians, and taking about 250 hostages to Gaza.
Dr Rose, a consultant plastic surgeon, spent two weeks from late March at the European Hospital near Khan Younis in southern Gaza.
The “most shocking bit” was that during the trip she only operated on one person who at 53 was older than her, she told the BBC’s Today programme.
“Everybody else was younger than me. A huge amount of my work was under-16s. Quite a worrying proportion of my work was six and under.”