title: Reply to F. Dayyani et al.
authors.affiliation: Columbia University College of Physicians and Surgeons mkg2134@cumc.columbia.edu.
authors.forename: Melissa K
authors.initials: MK
authors.lastname: Accordino
authors.affiliation: Mailman School of Public Health, Columbia University, New York, NY.
authors.forename: Dawn L
authors.initials: DL
authors.lastname: Hershman