: An article from the Dana Foundation discusses the ongoing debate over when a brain is truly "mature," noting that it involves the refinement of neural circuits and increasingly coordinated activity. Biology & Medicine

: Articles in journals like Nature and PMC discuss maturation at the cellular level, such as the ultrastructure of mature oocytes after vitrification or the fine structure of mature viruses .

: There is a specific academic publication called the Mature Journal that accepts research papers for fast publication. Targeting the mature market: opportunities and challenges