Medicine: Dr. Vitamin

At Johns Hopkins' School of Hygiene and Public Health, 150 U.S. vitamin experts got together last week. Sample swap talk: "Anybody buying vitamin E is probably a sucker, since no case of deficiency in an adult has been found . . . But it might be good for Rh babies, and those with diabetic mothers . . . Despite an abundance of sunshine and vitamin D, there is still a lot of rickets in Baltimore."

In the front row, listening intently, sat the guest of honor, Dr. Elmer Verner McCollum, 72. He has done more than any other man to put vitamins...

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