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Aoki, Tomonori, Atsuo Yamada, Naoyoshi Nagata, Ryota Niikura, Yoshihiro Hirata, and Kazuhiko Koike. "External Validation of the NOBLADS Score, a Risk Scoring System for Severe Acute Lower Gastrointestinal Bleeding." PLoS One 2018.

Aoki, Tomonori, et al. "External Validation of the NOBLADS Score, a Risk Scoring System for Severe Acute Lower Gastrointestinal Bleeding." PLoS One 2018.