Yuqian Zhang Dongyun Gu A Deep Convolutional-Recurrent Neural Network for Freezing of Gait Detection in Patients with Parkinson's Disease. 1-6 2019 CISP-BMEI https://doi.org/10.1109/CISP-BMEI48845.2019.8965723 conf/bmei/2019 db/conf/bmei/bmei2019.html#ZhangG19