The Forssman skin test and the Arthus reaction.
D000818:Animals; D001183:Arthus Reaction / Q000276:immunology / Q000473:pathology*; D005577:Forssman Antigen; D006168:Guinea Pigs; D008297:Male; D012867:Skin / Q000473:pathology; D012882:Skin Tests; D013997:Time Factors
D005577:Forssman Antigen