The Bureau of Investigation of the American Medical Association has always contended that testimonials, whether of doctors or of laymen, are of little scientific value. Frequently a monetary exchange influences a testimonial, in its opinion.
An orthopedic surgeon in Chicago recently received a letter on the stationery of the Scholl Manufacturing Company of Chicago which reads:
"Dear Sir: It is our intention to make a clinical investigation of some of our foot preparations and we would like to know if you are willing to do this work for us.
"Due to your wide experience in this field, we would greatly appreciate getting affidavits from you and learning your fee for these medical reports.
"These affidavits should contain the extent of your investigations and a sanction in regard to our claims, as well as the effectiveness of these products.
"If you do decide to make this clinical investigation, will you please