Additional file 1 of Association of infraclavicular axillary vein diameter and collapsibility index with general anesthesia-induced hypotension in elderly patients undergoing gastrointestinal surgery: an observational study
Sediment samples were collected in December 2022 from mangrove areas along both sides of the Donghai Island embankment, with nine sampling stations established (see Figure 1). Sediment cores were obta
