1. Stem cell: past, present and future- a review article;Avasthi;Internet J. Med. Update,2008
2. Pathophysiology, mechanisms and applications of mesenchymal stem cells for the treatment of spinal cord injury;Shende;Biomed. Pharmacother.,2017
3. Introduction to stem cell therapy;Biehl;J. Cardiovasc. Nurs.,2009
4. National Institutes of Health resource for stem cell research. The stem cell information Stem Cell Basics page, 2008. Available at: http://stemcells.nih.gov/info/basics/defaultpage.asp.
5. Updates on stem cells and their application in regenerative medicine;Bajada;J. Tissue Eng. Regen. Med.,2008