Recover .mdf file of SQL server

Recover .mdf file of SQL server

I am trying to use my database file which is in .mdf format and created on the date 14 July. Whenever i try to use my file in order to restore and update the database, it show the error message of corruption and i can't able to open them. 

So i am urgent looking for a reliable solution which help to recover and restore .mdf file of SQL server.

Any suggestion will be appreciated.

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