1. quiropráctico   dietician   oncologist   obstetrician   chiropractor   Hint Half-n-half Clue   2. cirujano   surgeon   pediatrician, paediatrician   psychiatrist   gynecologist, gynaecologist   Half-n-half Clue   3. oncólogo   dietician   psychiatrist   oncologist   orthodontist   Half-n-half Clue   4. dentista   dentist   radiologist   chiropractor   psychologist   Half-n-half Clue   5. obstetra   orthodontist   psychiatrist   obstetrician   dietician   Half-n-half Clue   6. gerontólogo   orthopedist, orthopaedist   neurologist   obstetrician   gerontologist   Half-n-half Clue   7. nefrólogo   psychologist   chiropractor   nephrologist   pathologist   Half-n-half Clue