资讯

United Aircraft Corporation (Uac) announced that the prototype aircraft SSJ-100 (Sukhoi Superjet-100) re-engined with the new Aviadvigatel PD-8 turbines, has successfully completed flight tests at ...
Introduction: The Munich Dysphagia Test for Parkinson's disease (MDT-PD) was initially developed and validated in the German population as a highly sensitive and specific self-reported screening ...