Could not fetch author data: null value in column "affiliation_country" of relation "journals_cachedauthor" violates not-null constraint DETAIL: Failing row contains (40a235b7-2203-433a-82e5-18c978ecbfc6, A5073777262, Nicholas K. Vinckier, Diabetes Research Center, 13, 318, , 2026-04-07 17:39:24.203057+00, 2026-04-07 17:39:24.203074+00, null, 7, 7, , ["Pancreatic function and diabetes", "Epigenetics and DNA Methyl..., nicholas-k-vinckier).