[1971: in silence... but they go on].
D000941:Antigens; D001695:Biology; D004247:DNA / Q000378:metabolism; D006801:Humans; D009369:Neoplasms / Q000276:immunology / Q000378:metabolism; D012313:RNA / Q000378:metabolism; D012106:Research
D000941:Antigens; D012313:RNA; D004247:DNA
1971: in silenzio... ma si cammina.