Merck (France)
Estimating Nonresponse Bias in Mail Surveys
1977 · J. Scott Armstrong, Terry Overton · Journal of Marketing Research
Carrageenin-Induced Edema in Hind Paw of the Rat as an Assay for Antiinflammatory Drugs
1962 · C. A. Winter, Edwin A. Risley, et al. · Experimental Biology and Medicine
Cardiovascular Events Associated with Rofecoxib in a Colorectal Adenoma Chemoprevention Trial
2005 · Robert S. Bresalier, Robert S. Sandler, et al. · New England Journal of Medicine