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为了确定肌肉注射所需针头的最佳长度,并最终确定针头长度和合适的接种技术之间的关系,作者从1995年5月起对58名对象进行了为期1年有关健康人皮下组织(SCT)和肌层(ML)厚度特征的研究。
In order to determine the optimal length of needles for intramuscular injection and to ultimately determine the relationship between needle length and appropriate vaccination techniques, the authors performed a one-year study of 58 subjects on healthy human subcutaneous tissue (SCT ) And muscle (ML) thickness characteristics of the study.