Gueorguieva, Ralitza2019-01-022024-06-292019-01-022024-06-292018978-1-4987-4076-0https://drs.ess.gov.et/handle/123456789/33269enLongitudinalClustered DataStatistical Methods in Psychiatry and Related Fields Longitudinal, Clustered, and Other Repeated Measures DataBook