Yasushi Okamoto

A phase II trial of gefitinib as first-line therapy for advanced non-small cell lung cancer with epidermal growth factor receptor mutations

Hajime Asahina, K Yamazaki, Ichiro Kinoshita et al. · British Journal of Cancer · 2006 · 276 citations · Full text

Impact improvement mechanism of HIPS with bimodal distribution of rubber particle size

Yasushi Okamoto, Hiroshi Miyagi, Masahiro Kakugo et al. · Macromolecules · 1991 · 84 citations

Engineering, Impact (Mechanics), Impact Loading +20

Risk factors for conversion of laparoscopic cholecystectomy to open surgery associated with the severity characteristics according to the Tokyo guidelines

Koji Asai, Manabu Watanabe, Shinya Kusachi et al. · Surgery Today · 2014 · 73 citations

Laparoscopy, Gastroenterology, Outcomes Research +8

[3 + 4] Annulation of α,β-Unsaturated Acylsilanes with Enolates of α,β-Unsaturated Methyl Ketones:  Scope and Mechanism

Kei Takeda, Akemi Nakajima, Mika Takeda et al. · Journal of the American Chemical Society · 1998 · 64 citations

Simultaneous sound velocity and density measurements of NaCl at high temperatures and pressures: Application as a primary pressure standard

Masanori Matsui, Yuji Higo, Yasushi Okamoto et al. · American Mineralogist · 2012 · 63 citations

Mineral Physic, Engineering, Atmospheric Acoustic +19