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Robert Bell Smith Hargis
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Practical hints relating to yellow fever prevention
Robert Bell Smith Hargis · Practitioner Publ. Co.
Sayfa sayısı yok · 1880
Yellow fever / Prevention / Vaccination / Yellow Fever / Prevention & control
The ship origin of yellow fever
Robert Bell Smith Hargis, Yellow Fever Commission (U.S.) · Gazette Book and Job Office
19 sayfa · 1880
Ships / Yellow fever / Epidemiology / Health aspects / Yellow Fever