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Zaidi NLB, Kreiter CD, Castaneda PR, Schiller JH, Yang J, Grum CM, Hammoud MM, Gruppen LD, Santen SA.Zaidi NLB, et al. Among authors: gruppen ld.Acad Med. 2018 Aug;93(8):1212-1217. doi: 10.1097/ACM.0000000000002262.Acad Med. 2018.PMID: 29697428
Wisdom K, Gruppen LD, Anderson DS, Grum CM, Woolliscroft JO.Wisdom K, et al. Among authors: gruppen ld.Acad Med. 1993 Oct;68(10 Suppl):S34-6. doi: 10.1097/00001888-199310000-00038.Acad Med. 1993.PMID: 8216625No abstract available.
Grum CM, Gruppen LD, Woolliscroft JO.Grum CM, et al. Among authors: gruppen ld.Acad Med. 1993 Oct;68(10 Suppl):S61-3. doi: 10.1097/00001888-199310000-00047.Acad Med. 1993.PMID: 8216635No abstract available.