Could not fetch author data: null value in column "affiliation_country" of relation "journals_cachedauthor" violates not-null constraint DETAIL: Failing row contains (dbdacb92-00b5-4e3d-bb05-b363f9445132, A5061030930, Veljko Grilj, Institute of Radiation Physics, 132, 2305, 0000-0001-6573-8063, 2026-04-18 13:20:11.818305+00, 2026-04-18 13:20:11.818318+00, null, 24, 47, , ["Radiation Therapy and Dosimetry", "Diamond and Carbon-based Ma..., veljko-grilj).