Observations on the effects of variolous infection on pregnant women / by George Pearson, M.D. F. R. S. physician to St George's Hospital, London. From the Medical commentaries, volume XIX, page 213.

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Observations on the effects of variolous infection on pregnant women / by George Pearson, M.D. F. R. S. physician to St George's Hospital, London. From the Medical commentaries, volume XIX, page 213. Credit: This material has been provided by University of Bristol Library. The original may be consulted at University of Bristol Library.. Public Domain Mark