Indirect hemagglutination with the trachoma agent and related microorganisms.
D000327:Adsorption; D000818:Animals; D002642:Chick Embryo / Q000382:microbiology; D002689:Chlamydia / Q000302:isolation & purification*; D002693:Chlamydiaceae / Q000302:isolation & purification; D004912:Erythrocytes; D006386:Hemagglutination Tests