I received e-mail this morning:
Due to the high volume of correspondence received, we are unable to provide status update. The officer responsible for your file will contact you if any action is required from you. Please note the standard service time for Family Class application is twelve months from the date you received notice from Case Processing Centre Mississauga. In the meantime, please ensure your contact information with us is up-to-date.
...My parents already done Medicine on March 18 and sent PCC.