EFNS guidelines for the use of intravenous immunoglobulin in treatment of neurological diseases: EFNS task force on the use of intravenous immunoglobulin in treatment of neurological diseases. Eur J Neurol. 2008 Sep;15(9):893-908.
Updated for Tax Year 2014. OVERVIEW. You can request prior returns, for a fee, from the IRS. If you file with TurboTax, those returns are available to you free of charge. If you canât find one of your old tax returns, thereâs no reason to worry. The IRS can provide you with a copy of it if you prepare Form 4506.
Hereâs a few reasons why a refund could take longer than expected to process 1  : If youâre lodging previous year tax returns at the same time as your current year tax return. 2  If you forgot to enter or mistakenly entered the wrong information such as your date of birth, your bank account information, etc.