The fels composite sheet. I: A practical method for analyzing growth progress: By Lester W. Sontag, M.D., and Earle L. Reynolds, Ph.D., Yellow Springs, Ohio, J. Pediat. 26: 327–335, April, 1945
- 31 December 1945
- journal article
- abstracts
- Published by Elsevier BV in American Journal of Orthodontics and Oral Surgery
- Vol. 31 (12), 631-635
- https://doi.org/10.1016/s0096-6347(45)90073-1