[1] She attended Headington School, Oxford, and went on to gain a BSc in mathematics and chemistry from Westfield College in London in 1935.
[1] Gardner spent her entire medical career at London's Royal Free Hospital, from junior posts beginning in 1943.
[2] During the Second World War, she arranged the reception of incoming casualties to the hospital, and with the surgeon George Qvist (whom she would go on to marry in 1958), she organised activities to boost the morale of the fellow medical staff.
[1] Gardner retired in 1975 and died in Camden, London, in 1989 and was buried on the eastern side of Highgate Cemetery.
[1] Her will left the majority of her estate to purchase student accommodation at the Royal Free; a hall of residence at University College London is now named for her.