adult
assistant
basin
before
care
caucasian
clean
clinic
concept
doctor
hand
hands
health
healthcare
hospital
hygiene
hygienic
infection
laboratory
male
man
mask
medical
medicine
nurse
nursing
operating
operation
people
perioperative
person
physician
preparation
professional
protective
safety
sink
soap
staff
sterilize
surgeon
surgeons
surgery
surgical
team
uniform
wash
washing
water