As an important part of the modern integrated transportation system. multimodal transport can promote changes in the transportation structure and serve as a crucial lever for upgrading the logistics industry and promoting domestic and international economic and trade development. Based on panel data from 31 provinces in China from 2017 to 2023. a fixed-effects model was constructed to... https://www.parisnaturalfoodes.shop/product-category/beta-sitosterol-w-fish-oil/