Sickle cell anemia, complement, and systemic lupus erythematosus.
D000328:Adult; D000755:Anemia, Sickle Cell / Q000150:complications* / Q000276:immunology; D003167:Complement Activation; D003170:Complement Pathway, Alternative; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000150:complications* / Q000276:immunology