为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

Objective To assess Chinese surgeon practice of thromboprophylaxis following major orthopedic surgery.Methods A question......

患者以"发现左乳肿物"为主诉入院,外院专家建议终止妊娠,采取系统乳腺癌治疗,患者拒绝,要求保胎,于孕23周至广东省中医院就诊,行左......