Article 3 WAP four-disulfide core domain protein 2 controlled study 3 female 3 human 3 Adult 2 CA 125 antigen 2 Female 2 HE4 2 Humans 2 Immunoassay 2 WAP Four-Disulfide Core Domain Protein 2 2 WFDC2 protein, human 2 adult 2 blood 2 blood sampling 2 human cell 2 immunoassay 2 major clinical study 2 ovary cancer 2 protein blood level 2 reference value 2 sensitivity and specificity 2 tumor antigen 2 Adolescent 1 Age Factors 1 Algorithms 1 Antigens, Neoplasm 1 Antigens, Tumor-Associated, Carbohydrate 1 Biomarker 1