Research article that discusses practice setting characteristics that were either helpful or stressful to new grad NPs during their first year of practice. Primary care settings in Canada were sites used in this study, but the results would likely apply to acute care settings as well.
Link is about broader gerontology nursing, but has nice history of how AGNP primary care role has developed. Good history summation on pgs. 4-7. Also has info on practice settings, competencies, and scope of practice.