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Titles
- The Chemical Nature of Vitamin C1
- The Improvement of Public Health Work through the Stabilization of Health Budgets, Sound Health Organization, and the Evaluation of Activities1
- The Medical Sciences1
- The effect of tropical sunlight on the development of bones of children in Puerto Rico: a roentgenographic and clinical study of infants and young children with special reference to rickets and related factors1
- The first roentgen photograph. (Mrs. RoĢntgen's hand.)1