The effect of low temperature on the spirochetes of relapsing fever; the viability of four strains of spirochetes stored at -48 degrees centigrade.
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D000818:Animals; D001419:Bacteria; D003080:Cold Temperature; D012061:Relapsing Fever; D013142:Spirochaeta; D013144:Spirochaetales; D013180:Sprains and Strains; D013696:Temperature