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Vonk Noordegraaf A, Faes TJ, Janse A, Marcus JT, Bronzwaer JG, Postmus PE, de Vries PM.Vonk Noordegraaf A, et al. Among authors: de vries pm.Chest. 1997 May;111(5):1222-8. doi: 10.1378/chest.111.5.1222.Chest. 1997.PMID: 9149573
Smit HJ, Vonk Noordegraaf A, Marcus JT, Boonstra A, de Vries PM, Postmus PE.Smit HJ, et al. Among authors: de vries pm.Eur J Appl Physiol. 2004 Jun;92(1-2):45-9. doi: 10.1007/s00421-004-1043-3. Epub 2004 Feb 21.Eur J Appl Physiol. 2004.PMID: 14985995Clinical Trial.
Smit HJ, Vonk-Noordegraaf A, Boonstra A, de Vries PM, Postmus PE.Smit HJ, et al. Among authors: de vries pm.Respiration. 2006;73(5):597-602. doi: 10.1159/000088694. Epub 2005 Sep 30.Respiration. 2006.PMID: 16205046
Vonk Noordegraaf A, Faes TJ, Marcus JT, Janse A, Heethaar RM, Postmus PE, de Vries PM.Vonk Noordegraaf A, et al. Among authors: de vries pm.Physiol Meas. 1996 Aug;17(3):179-88. doi: 10.1088/0967-3334/17/3/004.Physiol Meas. 1996.PMID: 8870058
Vonk Noordegraaf A, Kunst PW, Janse A, Smulders RA, Heethaar RM, Postmus PE, Faes TJ, de Vries PM.Vonk Noordegraaf A, et al. Among authors: de vries pm.Med Biol Eng Comput. 1997 Mar;35(2):107-12. doi: 10.1007/BF02534139.Med Biol Eng Comput. 1997.PMID: 9136202Clinical Trial.
Vonk Noordegraaf A, Marcus JT, Roseboom B, Postmus PE, Faes TJ, de Vries PM.Vonk Noordegraaf A, et al. Among authors: de vries pm.Chest. 1997 Sep;112(3):640-5. doi: 10.1378/chest.112.3.640.Chest. 1997.PMID: 9315795
Woltjer HH, Bogaard HJ, Bronzwaer JG, de Cock CC, de Vries PM.Woltjer HH, et al. Among authors: de cock cc, de vries pm.Am Heart J. 1997 Sep;134(3):450-5. doi: 10.1016/s0002-8703(97)70080-2.Am Heart J. 1997.PMID: 9327701
Vonk Noordegraaf A, Kunst PW, Janse A, Marcus JT, Postmus PE, Faes TJ, de Vries PM.Vonk Noordegraaf A, et al. Among authors: de vries pm.Physiol Meas. 1998 May;19(2):263-73. doi: 10.1088/0967-3334/19/2/013.Physiol Meas. 1998.PMID: 9626690