by Jacobsen, P L, Epstein, J B, Cohan, R P
Published in General dentistry (01.11.2001)

by Cohan, R P, Jacobsen, P L
Published in Journal of the California Dental Association (01.08.2000)

by Jacobsen, P L, Cohan, R P
Published in Journal of the California Dental Association (01.03.1998)

by Tandler, B, Cohan, R P
Published in The Anatomical record (01.11.1984)

by Pinkstaff, C A, Tandler, B, Cohan, R P
Published in Journal of morphology (1931) (01.06.1982)