Variola, vaccination, varicella, cholera, erysipelas, whooping cough, hay fever /
Immermann, H.
Jurgensen, Th. von.
Liebermeister, C.
Lenhartz, H.
Sticker, G.
Moore, John W.,M.D., F.R.C.P.
Stengel, Alfred,M.D.
Philadelphia and London, 
1902.