ISBN 9781935555643 books & textbook
Harvard Medical School Core Exercises: 6 workouts to tighten your abs, strengthen your back, and improve balance
Edward M. Phillips M.D. Kathleen Cahill Allison Harriet Greenfield Scott Leighton
Harvard Medical School /2011-04-01 Paperback / 49 Pages
isbn-10: 1935555642 / isbn-13: 9781935555643
