we evaluated eight pregnancy tests : tandem icon , beta-hcg rapid , pregnastick ( immunoenzymometric assays ) , neo-pregnosticon ( direct hemagglutination ) , pregnospia ( sol particle immunoassay ) , neo-planotest ( latex agglutination ) , gravindex beta-hcg , and beta-hcg slide test ( both latex-agglutination inhibition ) , all of which detect human choriogonadotropin ( hcg ) in urine .
C0106132
beta-hcg
C1141639
human choriogonadotropin