Could not fetch author data: null value in column "affiliation_country" of relation "journals_cachedauthor" violates not-null constraint DETAIL: Failing row contains (2f9653ea-903f-4faf-8df8-ca0b68833108, A5079121379, Erfan Shamsoddin, National Institute for Medical Research Development, 58, 3219, 0000-0003-4789-3697, 2026-04-18 07:58:07.837222+00, 2026-04-18 07:58:07.837235+00, null, 17, 21, , ["Dental Research and COVID-19", "Oral microbiology and periodon..., erfan-shamsoddin).