two typos in paragraphs 56 & 57 - should the words be "known" and "unambiguously" : 56 radiation, an hypothesis that is generally know as ‘linear non-threshold’ or LNT. known ? 57 However, the Commission emphasises that whilst the LNT hypothesis remains a scientifically plausible element in its practical system of radiological protection, biological information that would ambiguously verify the hypothesis is unlikely to be forthcoming (see also UNSCEAR 2000). unambiguously ?