Thank you for your recent payment to the HPP Validation Center. Please make sure that you received a confirmation email that included the invoice number in the transaction notes area. If you did not or notice that the invoice number was missing please contact Sarah Lincoln immediately at SJL38@cornell.edu or 315-787-2255. Once payment is received, your report will follow within 10 - 14 business days after the study is completed. If you have any questions feel free to contact the HPP Validation Center at 315-787-2256.