Randomized and nonrandomized clinical studies: statistical considerations
- PMID: 10754608
 - DOI: 10.1097/00000542-200004000-00006
 
Randomized and nonrandomized clinical studies: statistical considerations
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  The effect of anesthetic technique on postoperative outcomes in hip fracture repair.Anesthesiology. 2000 Apr;92(4):947-57. doi: 10.1097/00000542-200004000-00011. Anesthesiology. 2000. PMID: 10754613 Clinical Trial.
 
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