NEW CLIENTS MUST CONTACT DR. PETRA'S E-MAIL BEFORE MAKING AN APPOINTMENT.  Welcome to Pediatric and Adult Psychology Associates.  To make appointments by e-mail you may contact me at [email protected]. CANCELATION POLICY:  Please remember to cancel 24 hours before your appointment or you will be charged 100.00.  If you entered your e-mail address when you registered you will be sent a reminder of your appointment time.