The K grants that receive the broadest participation from ICs across the NIH are the mentored K awards, specifically the Mentored Research Scientist Development Award (K01), the Mentored Clinical Scientist Development Award (K08), and the Mentored Patient-Oriented Research Career Development Award (K23), which provide doctoral-level researchers and health professionals with 3 to 5 years of support for a career development experience at critical stages in their research careers.