Validation of a B‐mode ultrasonography scoring system for assessing liver steatosis: A comparison with MRI‐Derived proton density fat fraction. - Tada, Toshifumi; Kumada, Takashi; Gotoh, Tatsuya; Niwa, Fumihiko; Ogawa, Sadanobu; Yasuda, Satoshi; Koshiyama, Yuichi; Akita, Tomoyuki; Tanaka, Junko; Kodama, Yuzo; Toyoda, Hidenori (Hepatology Research, 2025)