title: Response to Parkinnen et al. and Jellinger.
authors.affiliation: Sun Health Research Institute, Sun City, AZ, USA, e-mail: thomas.beach@sunhealth.org.
authors.forename: Thomas Gerald
authors.initials: TG
authors.lastname: Beach
authors.forename: Charles L
authors.initials: CL
authors.lastname: White
authors.forename: Marwan N
authors.initials: MN
authors.lastname: Sabbagh
authors.forename: Holly A
authors.initials: HA
authors.lastname: Shill
authors.forename: Charles H
authors.initials: CH
authors.lastname: Adler