Vitamins

Vitiligo

Vivisection

Vulvar cancer

Vulvovaginitis

Warts

Water safety

Welfare

Well-baby examination

Wheezing

Whiplash

Whooping cough

Wilms' tumor

Witchcraft and medicine

Women's health

World Health Organization

Wounds

X-ray machine

X-ray studies

Yaws

Yellow fever

Yoga