title: In Reply to Ruddy et al, to Gumbert et al, and to Stoddard.
authors: Senior associate dean for medical education and professor of pediatrics, microbiology & immunology, Stanford School of Medicine, Stanford, California; cprober@stanford.edu. Senior associate dean for education and global initiatives, University of Michigan Medical School, Ann Arbor, Michigan.
authors: Charles G
authors: CG
authors: Prober
authors: Joseph C
authors: JC
authors: Kolars