Warsh, Joel M BSc(Hons)*; Constantin, Şerban A BSc*; Howard, Andrew MD, MSc†; Macpherson, Alison PhD*
From the *School of Kinesiology and Health Science, York University, Toronto, Ontario, Canada; and †Child Health Evaluative Sciences, The Hospital for Sick Children, Toronto, Ontario, Canada.
Submitted for publication June 10, 2008; accepted December 10, 2008.
The authors state that they have no financial interest in the products mentioned within this article.
Reprints: Joel Warsh, Bsc(Hons), MSc Candidate, c/o Alison Macpherson, PhD, School of Kinesiology and Health Science, 337 Bethune College, York University, 4700 Keele St, Toronto, ON M3J IP3, Canada (e-mail: [email protected]).