Roy T. SAWYER
Author publications
Articles
Re-assessment of the medicinal leech Hirudo medicinalis Linnaeus, 1758, in Ireland
SAWYER R. T. 2013. — Re-assessment of the medicinal leech Hirudo medicinalis Linnaeus, 1758, in Ireland. Zoosystema 2013 (1): 113-123. https://doi.org/10.5252/z2013n1a9
A study in medical history: introduction of medicinal leeches into the West Indies in the nineteenth century
SAWYER R. T., HECHTEL F. O. P., HAGY J. W. & SCACHERI E. 1998. — A study in medical history: introduction of medicinal leeches into the West Indies in the nineteenth century. Zoosystema 1998 (3): 451-470.