141st APHA Annual Meeting and Exposition

Home Events & Meetings Annual Meeting Schedule & Program

Recorded Annual Meeting Presentations (RAMP) are now available for purchase.
Only $90 for presenters, $140 for registered attendees and $200 for non-attendees.

Online Program

Allison Karpyn, PhD

Director, Research and Evaluation
The Food Trust
Philadelphia, PA
USA akarpyn@thefoodtrust.org

4171.0 Changing checkout: Implementing point of sales (POS) systems in Philadelphia corner stores