thats exactly my case..because i got my medical 07 feb 2012 but i did it on 16 march 2012 so it is almost 6 months and so far it doesnt say in process just medical received ... and all my friends who applied around the same time (Jan 11 2012) it shows on the ecas in process or they already got the PPR and i when i sent them an email they replied and they said
Dear Sir/Madam,
Due to the high volume of correspondence received, we are unable to provide a status update to you. The officer responsible for your file will contact you if any action is required from you. Please note the standard processing times for applications for permanent residence within the category in which you have applied are available on our website at http://www.cic.gc.ca/english/information/times/perm-ec.asp . In the meantime, please ensure your information is kept up-to-date, particularly if there is a change in your marital status or in the event of a birth or death in your family. You must also advise this office of any change to your contact information, such as a change in your residential or e-mail address.
Regards,
it is very scary for me ???