机能合胞体和机能合胞性
偏头痛() ["头痛应用麦角胺后可缓解","慢性进行性头痛伴剧烈呕吐","头痛伴脑膜刺激征","头痛伴癫痫发作","头痛伴视力障碍"]
血白细胞增多,异型淋巴细胞比例常高于10%,多见于() ["伤寒","中毒型菌痢","流行性出血热","流行性乙型脑炎","急性病毒性肝炎"]
何谓选择性血管造影?何谓数字减影血管造影(DSA)?
办理多种货物运输种类或多种品类货物的货运营业和专用线作业的货运站为() ["专业性货运站","装卸站","尽头式货运站","综合性货运站"]
窖灰钾肥