by Dr. Catherine Braswell
by Calvin Crick
by T Steele Petry
by Scott Arnold Arminas and María Basora-Arminas, M.D.
by Judi L. Buenaflor
by Cana Naidu Bundi
by Anne Marie Herman
by Caroline Rejdak
by K. M. Winthrop
by Peter Garth Hardy
by William Epps Jr.
by Jerry Rhoads
by Mairy E. Lloyd
by Dr. Ida Acuña-Garza
by Cecil C. Moore
by Otilia Greco
by Vernice Darnley
by Kathleen J Merry
by Kathleen C. Fleming
by June Norman
by Dwight Drummond
by Shirley J. Gilbert, Ph.D
by Weitfahrer