Could not fetch author data: null value in column "affiliation_country" of relation "journals_cachedauthor" violates not-null constraint DETAIL: Failing row contains (6a65407f-f1f4-4c24-aa28-bb5f8ee5e948, A5054706642, John Heiser, Corewell Health, 51, 12652, , 2026-04-18 17:53:51.82088+00, 2026-04-18 17:53:51.820896+00, null, 22, 35, , ["Cardiac Valve Diseases and Treatments", "Infective Endocarditi..., john-heiser).