Medicine
Discoid lupus erythematosus
Leukopenia
Hydroxychloroquine
Lupus nephritis
Internal medicine
Lupus erythematosus
Dermatology
Rheumatology
Odds ratio
Systemic lupus erythematosus
Immunology
Disease
Antibody
Chemotherapy
Coronavirus disease 2019 (COVID-19)
Infectious disease (medical specialty)