Vitamin D is a hormone made by your skin by exposure to sunlight. At higher latitudes, such as here in the southern part of New Zealand, the sunlight is not very strong for much of the year so...
Vitamin D
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Bariatric Surgery, Fertility and Contraception
I had the privilege last week on being asked to talk at the Royal Australian and New Zealand College of Obstetrics and Gynaecology conference in Queenstown. The subject was pregnancy and fertility...