title: Reply to correspondence on randomization in surgical studies.
authors.forename: G L
authors.initials: GL
authors.lastname: Grunkemeier
authors.forename: A
authors.initials: A
authors.lastname: Starr
mesh_terms: D015982:Bias; D002986:Clinical Trials as Topic / Q000706:statistics & numerical data; D006350:Heart Valve Prosthesis; D006801:Humans; D015588:Observer Variation; D011474:Prosthesis Design; D011475:Prosthesis Failure; D016032:Randomized Controlled Trials as Topic / Q000706:statistics & numerical data