50 years ago. From the Journal of the Connecticut State Medical Society. November 1939: Modes of transmission in poliomyelitis.
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History, 20th Century↗
Biomedical subjects
Publications and source records attributed to J D Trask.
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Explore the source record for details and available documents.
Explore the source record for details and available documents.
Explore the source record for details and available documents.
Explore the source record for details and available documents.
Explore the source record for details and available documents.
Explore the source record for details and available documents.
Explore the source record for details and available documents.