الإتاحة: https://doi.org/10.1186/s13054-018-2142-6Test
الإتاحة: https://doi.org/20.500.12210/29633Testhttps://hdl.handle.net/20.500.12210/29633Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1e61206384fb144d0d662c3b7a6b722aTest