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Did you mean optimal study group[Corporate Author] (2 results)?
The role of plain radiographs in patients with acute abdominal pain at the ED.
van Randen A, Laméris W, Luitse JS, Gorzeman M, Hesselink EJ, Dolmans DE, Peringa J, van Geloven AA, Bossuyt PM, Stoker J, Boermeester MA; OPTIMA study group. van Randen A, et al. Am J Emerg Med. 2011 Jul;29(6):582-589.e2. doi: 10.1016/j.ajem.2009.12.020. Epub 2010 Apr 24. Am J Emerg Med. 2011. PMID: 20825832