An inquiry into the causes and nature of the yellow fever [microform] : submitted to the examination of the Rev. John Ewing, S.T.P., provost, the trustees and medical professors of the University of Pennsylvania, on the sixth day of June, 1799, for the degree of Doctor of Medicine /
Watts, Washington.
University of Pennsylvania.Department of Medicine.
Philadelphia : Printed by John Ormrod,
1799.
Sabin 102177
Includes bibliographical references.
Microfiche.
Yellow fever