http://en.wikipedia.org/wiki/Roentgen_(unit) roentgens of radiation roentgen Ro(e)ntgens. They’re Real English roentgens of radiation http://en.wikipedia.org/wiki/Roentgen_(unit) roentgen roentgens of radiation roentgen English roentgen English roentgens of radiation 伦琴 roentgen English Milliroentgens roentgens of radiation roentgens of radiation English roentgens of radiation Roentgen roentgen English roentgen English English roentgen English Ro(e)ntgens. They’re Real roentgen röntgens roentgen Milliroentgens English Ro(e)ntgens. They’re Real English roentgens of radiation röentgens roentgens of radiation roentgen roentgens of radiation röntgens English roentgens of radiation Roentgens English https://en.wikipedia.org/wiki/Roentgen_(unit) English Roentgen (R) Roentgens English µR/h roentgens of radiation Roentgen English English roentgen roentgens roentgens of radiation English English roentgen English Ro(e)ntgens. They’re Real