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Subjects
- Libraries, Medical6
- United States6
- DNA4
- Bordetella pertussis2
- Enzymes2
- Librarians2
- Military Medicine -- history2
- National Library of Medicine (U.S.)2
- Pertussis Vaccine2
- RNA2
- Warfare2
- Whooping Cough2
- World War II2
- Abstracting and Indexing as Topic1
- Accidents, Aviation -- prevention & control1
- Aerospace Medicine1
- Air Pollution -- prevention & control1
- Amino Acids1
- Automobiles1
- Best, Charles Herbert, 1899-1978.1