There are problems in recruiting suitably qualified scientific officers for NHS laboratories.很难为国民医疗保健系统的实验室招募到资历合适的高级科研人员。He recently vacated his post as NHS Personnel Director.他最近辞去了国民保健署人事主管一职。This vaccine is not norm...
Proctitis is common in patients undergoing pelvic radiation therapy.直肠炎常见于骨盆放射治疗的病人.On the pelvic surface of the sacrum are four slight ridges.在骶骨的骨盆里有四个小的脊.Both pelvic and thoracic sling restraints are used.用吊带约束髋部和胸部....