Posttest

The authors found concurrent growth in pharmacy benefit manager market concentration and worsening of patient access measures across states from 2016 to 2025.

Health care special purpose acquisition companies in 2020-2021 represented a temporary market inefficiency that enabled weaker companies to bypass traditional due diligence and ultimately led to failures.

Machine learning prediction of procalcitonin positivity using inexpensive routine laboratory tests may reduce procalcitonin test volume and support diagnostic stewardship.

After Pennsylvania began rewarding Medicaid managed care plans for increasing well-child visits among Black infants, rates did not change significantly overall but varied by region.