Obstetrics
Obstetrics is the field of study concentrated on pregnancy, childbirth, and the postpartum period. As a medical specialty, obstetrics is combined with gynaecology under the discipline known as obstetrics and gynaecology (OB/GYN).
Midhusband
英语百科
- potassium metapbosphate的意思
- potassium metaperiodate的意思
- potassium metaphosphate的意思
- potassium metasilicate的意思
- potassium metastannate的意思
- potassium metatetraarsenite的意思
- potassium metathioarsenite的意思
- potassium metathiostannate的意思
- potassium metatitanate的意思
- potassium metatungstate的意思
- potassium metavanadate的意思
- Potassium metbisulphite的意思
- potassium methide的意思
- potassium methionate的意思
- Potassium methoxide的意思
- Potassium methylate的意思
- potassium methylsulfate的意思
- potassium methyl sulfate的意思
- potassium mica的意思
- potassium mineral的意思
- potassium molybdate的意思
- potassiummolybdate的意思
- potassium monoethyldithiocarbamate的意思
- potassium monofluorophosphate的意思
- Potassium monohydrogen phosphate的意思