1. nefrología   nephrology   urology   gynecology, gynaecology   dentistry   Hint Half-n-half Clue   2. reumatología   rheumatology   pediatrics, paediatrics   gynecology, gynaecology   urology   Half-n-half Clue   3. oncología   nephrology   oncology   endocrinology   psychology   Half-n-half Clue   4. urología   radiology   pediatrics, paediatrics   cardiology   urology   Half-n-half Clue   5. neurología   neurology   radiology   psychiatry   oncology   Half-n-half Clue   6. psicología   radiology   urology   psychology   neurology   Half-n-half Clue   7. pediatría   physiology   gerontology   pediatrics, paediatrics   psychiatry   Half-n-half Clue