inclusion criteria: * male or non-pregnant female adult ≥18 years of age at time of enrollment. * women of childbearing potential must agree to use at least one primary form of contraception for the duration of the study. * subject provides written informed consent prior to initiation of any study procedures. * understands and agrees to comply with planned study procedures. * agrees to the collection and storage of saliva samples per protocol.

inclusion criteria: * male or non-pregnant female adult ≥18 years of age at time of enrollment. * women of childbearing potential must agree to use at least one primary form of contraception for the duration of the study. * subject provides written informed consent prior to initiation of any study procedures. * understands and agrees to comply with planned study procedures. * agrees to the collection and storage of saliva samples per protocol.

inclusion criteria: - male or non-pregnant female adult ≥18 years of age at time of enrollment. - women of childbearing potential must agree to use at least one primary form of contraception for the duration of the study. - subject provides written informed consent prior to initiation of any study procedures. - understands and agrees to comply with planned study procedures. - agrees to the collection and storage of saliva samples per protocol.

inclusion criteria: - male or non-pregnant female adult ≥18 years of age at time of enrollment. - women of childbearing potential must agree to use at least one primary form of contraception for the duration of the study. - subject provides written informed consent prior to initiation of any study procedures. - understands and agrees to comply with planned study procedures. - agrees to the collection and storage of saliva samples per protocol.