TY - RPRT TI - Approximate derivative calculated by using continuous wavelet transform. AU - Lei Nie AU - Shouguo Wu AU - Xiangqin Lin AU - Longzhen Zheng AU - Lei Rui DO - 10.1021/ci010333v UR - https://pubmed.ncbi.nlm.nih.gov/11911696/ ID - 11911696 ER -