title: Reply to Islam et al and Mendy et al.
authors.affiliation: Student Health Service, University of Pennsylvania.
authors.forename: Sharon E
authors.initials: SE
authors.lastname: McMullen
authors.affiliation: Healthcare Epidemiology, Infection Prevention and Control.
authors.forename: David A
authors.initials: DA
authors.lastname: Pegues
authors.affiliation: Department of Emergency Medicine, University of Pennsylvania Health System.
authors.forename: Frances S
authors.initials: FS
authors.lastname: Shofer
authors.affiliation: The Health Federation of Philadelphia, Pennsylvania.
authors.forename: Alexandra C
authors.initials: AC
authors.lastname: Sheller
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D014374:Tuberculin Test; D014376:Tuberculosis / Q000175:diagnosis*