1. zhong liu xue   nephrology   urology   rheumatology   oncology   Hint Half-n-half Clue   2. ji chi [jia;jiao;jiao] [zheng;zheng] [shu;zhu]   gynecology, gynaecology   orthodontics   psychology   obstetrics   Half-n-half Clue   3. [bi;mi] [ni;niao;sui] xue   pediatrics, paediatrics   neurology   urology   obstetrics   Half-n-half Clue   4. wu li liao fa   cardiology   physiotherapy   psychology   orthodontics   Half-n-half Clue   5. feng shi bing xue   rheumatology   obstetrics   physiology   nephrology   Half-n-half Clue   6. sheng li   radiology   pathology   physiology   obstetrics   Half-n-half Clue   7. shen zang bing xue   pathology   pediatrics, paediatrics   nephrology   physiology   Half-n-half Clue