Comparison of five immunological tests for pregnancy.
D019411:Clinical Laboratory Techniques; D003933:Diagnosis; D005069:Evaluation Studies as Topic; D011258:Pregnancy Tests; D011259:Pregnancy Tests, Immunologic; D012106:Research
Clinical Research; Comparative Studies; Evaluation; Examinations And Diagnoses; Laboratory Examinations And Diagnoses; Laboratory Procedures; Pregnancy Tests; Pregnancy Tests, Immunologic; Research Methodology; Studies