Epidemiology (Bipolar affective disorder, schizophrenia), Biostatistics, Examination of registers
Epidemiology (register-based research), Examination of registers (bipolar affective disorder, manic depressive illness, postpartum depression, postpartum psychoses, registers)
Epidemiology (Bipolar affective disorder, register-based research, schizophrenia), Biostatistics (analysis of epidemiologic studies), Examination of registers (bipolar affective disorder, CRS, Epidemiology, gene-environment interactions, manic depressive illness, Psychiatry, psychosis, registers, schizophrenia, The Civil Registration System), Health and Illness, Research and Examination Methods