Could not fetch author data: null value in column "affiliation_country" of relation "journals_cachedauthor" violates not-null constraint DETAIL: Failing row contains (5795a7cf-3b45-43cf-a117-7ecd23ccea7a, A5079199158, Monika Fischer, Indiana University School of Medicine, 284, 8505, 0000-0001-7162-6172, 2026-02-28 15:18:10.438258+00, 2026-04-17 04:23:29.501507+00, null, 46, 97, , ["Clostridium difficile and Clostridium perfringens research", "..., monika-fischer).