TKL Research, Inc., Paramus, New Jersey, United States
New Institutional Service Company, Northfield, New Jersey, United States
New Institutional Service Company, Northfield, New Jersey, United States
India GTC, Colgate Palmolive(I) ltd, Mumbai, India
Eastman Dental Center - University of Rochester, Rochester, New York, United States
University of North Carolina, Chapel Hill, North Carolina, United States
Concordia Clinical Research, Cedar Knolls, New Jersey, United States
Dr. Fernando Autran, Barcelona, Spain
UMDNJ Dental School, Newark, New Jersey, United States
University of Zurich, Dental Institute Dept. of Preventive, Zurich, Switzerland