New York, N.Y. ??? More than 100 enthusiastic students at P.S. 197 in Harlem, grades pre-kindergarten to first grade, donned white lab coats and had hands-on access to teaching model skeletons and bones including skulls, legs, arms, and fingers to learn about bone health from Touro College of Osteopathic Medicine at the second annual ???Skeletons, Bones and Pint-Sized Doctors.??? The students part