TY - GEN AU - Franco,Carlo D TI - The supraclavicular block with a nerve stimulator: where is the needle tip, that is the question SN - 0003-2999 PY - 2004///1222 KW - Electric Stimulation KW - Humans KW - Muscle Contraction KW - physiology KW - Needles KW - Nerve Block KW - instrumentation N1 - Publication Type: Comment; Letter UR - https://doi.org/10.1213/01.ANE.0000138548.73265.EE ER -