[Is there an efficient prophylaxis for "children susceptible to infection?"].
D000276:Adjuvants, Immunologic; D002648:Child; D004198:Disease Susceptibility; D020900:Echinacea; D006801:Humans; D008206:Lymphatic Diseases; D012141:Respiratory Tract Infections; D012624:Seaweed; D014688:Venoms
D000276:Adjuvants, Immunologic; D014688:Venoms
DIATHESIS; ECHINACEA; LYMPHATISM; RESPIRATORY TRACT INFECTIONS; SEAWEED; VENOMS