Materia medica or A new description of the virtues and effects of all drugs or simple medicines now in use where from their principles, these virtues both common and specifick are shewn, with preparations of each and prescriptions ... : done from the latin dictates of a physician who was a register'd pupil of dr. Paul Harman ... to which is prefix'd a general introduction containing a mechanical account of the operations of all medicines upon human bodies also critical observations are added to each simple thro' the whole, wherever it was found necessary

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