Peter Marhofer, Christiane Oismuller, Barbara Faryniak, et al. Three-in-one blocks with ropivacaine:evaluation of sensory onset time and quality of sensory block[J]. Anesth Analg,2000,90:125-128.
Marhofer P, Oismüller C, Faryniak B, et al. Three- in-one blocks with ropivacaine: evaluation of sensory onset time and quality of sensory block[J]. Anesth Analg, 2000, 90(1): 125-128.