Answer the following question: The Journal of Stem Cells & Regenerative Medicine is an open-access online scientific journal. It is the official journal of the German Society for Stem Cell Research and publishes research articles focusing on stem cells and regenerative medicine and related fields. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer:
Written Work