1. neurología   neurology   surgery   dentistry   nephrology   Hint Half-n-half Clue   2. patología   dentistry   surgery   gerontology   pathology   Half-n-half Clue   3. endocrinología   endocrinology   rheumatology   cardiology   neurology   Half-n-half Clue   4. dermatología   dermatology   physiology   obstetrics   pediatrics, paediatrics   Half-n-half Clue   5. obstetricia   obstetrics   orthodontics   physiology   nephrology   Half-n-half Clue   6. oncología   rheumatology   oncology   obstetrics   nephrology   Half-n-half Clue   7. gerontología   gerontology   nephrology   pathology   psychology   Half-n-half Clue