Reflections on the duration of preganancy : with remarks on the calculation of the date of confinement / by J. Matthews Duncan.

  • Duncan, J. Matthews (James Matthews), 1826-1890.
Date:
1854

Licence: Public Domain Mark

Credit: Reflections on the duration of preganancy : with remarks on the calculation of the date of confinement / by J. Matthews Duncan. Source: Wellcome Collection.

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