There shall be a provision that the policy, or the policy and the application or a summary of such application, if a copy of the application or a summary thereof is endorsed upon or attached to the policy when issued, shall constitute the entire contract between the parties and that all statements contained in the application shall, in the absence of fraud, be deemed representations and not warranties. In the event of discrepancies between the original application and the summary, the contents of the original application shall govern. When a summary of the application is attached to the policy, the insurer shall keep and maintain the original application for insurance or a copy thereof for a period of not less than three years from the date on which the policy was issued.