Question: A local OB/GYN calls the PMHNP to refer a 27-year-old pregnant patient in her third trimester who just screened positive for perinatal depression. Which of the following screening tools was used by the OB/GYN? Need Assignment Help? O Postpartum depression rating scale O Patient Health Questionnaire-9 (PHQ-9) O Center for Epidemiologic Studies Depression Scale O Edinburgh Postnatal Depression Scale (EPDS)