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1de réir Karlen, ArnoÁbhair “...Diseases Causes and theories of causation History....”
Foilsithe / Cruthaithe 1995
LEABHAR -
2de réir Riley, James C.Ábhair “...Diseases Causes and theories of causation History 18th century....”
Foilsithe / Cruthaithe 1987
LEABHAR