retrospective cohort study meaning in Chinese

回顾群组调查研究
回顾性队列研究
回顾性群组调研

The retrospective cohort study of vaginal bleeding in the first - trimester of pregnancy on full - term infant ' s development effect
恩丹西酮和地塞米松预防小儿术后恶心呕吐的临床研究
Chronic kidney disease after nephrectomy in patients with renal cortical tumours ： a retrospective cohort study （ the lancet oncology ） removing an entire kidney instead of just the tumor and nearby tissue is more likely to result in impaired function in the remaining kidney
患有肾部皮层肿瘤的患者在实施肾切除术后会患慢性肾病：柳叶刀肿瘤学会的群组研究回顾：完全切除整个肾脏而不是肿瘤本身和邻近的组织更可能损伤另外一个违背切除肾。