Inclusion Criteria:  Eighty males and females from the Erie, PA, area aged 18-78 years, were recruited by local flyers and direct or phone contact. Participants were immediately assigned an appointment date and time. Electronic and physical copies of informed consent were provided upon arrival. Medical history questions related to exclusion criteria were then asked verbally and recorded.  Exclusion Criteria:  Eighty males and females from the Erie, PA, area aged 18-78 years, were recruited by local flyers and direct or phone contact. Participants were immediately assigned an appointment date and time. Electronic and physical copies of informed consent were provided upon arrival. Medical history questions related to exclusion criteria were then asked verbally and recorded.