If you are close to ovulation, EC may not be able to prevent pregnancy if you wait 5 days. Therefore, the best thing to do is take EC as soon as you can get it. A thorough and up-to-date academic review of the medical and social science literature on emergency contraception is available here .
Employer Identification Number - EIN. A unique identification number that is assigned to a business entity so that they can easily be identified by the Internal Revenue Service. The Employer Identification Number is commonly used by employers for the purpose of reporting taxes.
How to Find a Business Federal Tax ID Number A federal tax ID number, also known as an Employer Identification Number (EIN) is a nine-digit, unique number assigned by the Internal... How to Lookup an EIN An EIN, also known as a federal employer identification number, is issued by the Internal Revenue Service to identify business entities. Business... How to Find Who Owns a Federal Tax ID A Federal Tax ID Number (FEIN) is a nine-digit number used by businesses for tax purposes.