Cluster 1248: splenic irradiation splenectomy months prior current history mmb immunodeficiency drug 
Cluster 1705: splenectomy prior undergone history patients immunocompromised having allowed patient previous 
Cluster 1768: hysterectomy prior undergone removal cervix simple having report women radical 
Cluster 2086: individuals contact immunocompromised household avoid eczemoid eczema vaccination close nursing