Googled it. Here's an interesting guide for PT following Medial Patellofemoral Ligament Reconstruction:

http://www.uwhealth.org/files/uwheal...l_protocol.pdf

Unrelated, I had 100% reconstruction of an severed ACL using the patellar tendon. That leg is 100% and the knee more stable than the other, but the surgery was nearly 20 years ago. It took a few years to get there.