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Noto TJ Jr, Johnson LW, Krone R, Weaver WF, Clark DA, Kramer JR Jr, Vetrovec GW.Noto TJ Jr, et al. Among authors: johnson lw.Cathet Cardiovasc Diagn. 1991 Oct;24(2):75-83. doi: 10.1002/ccd.1810240202.Cathet Cardiovasc Diagn. 1991.PMID: 1742788
Lozner EC, Johnson LW, Johnson S, Krone R, Pichard AD, Vetrovec GW, Noto TJ.Lozner EC, et al. Among authors: johnson s, johnson lw.Cathet Cardiovasc Diagn. 1989 May;17(1):11-4. doi: 10.1002/ccd.1810170104.Cathet Cardiovasc Diagn. 1989.PMID: 2720762
Esente P, Giambartolomei A, Reger MJ, Johnson LW.Esente P, et al. Among authors: johnson lw.Cathet Cardiovasc Diagn. 1990 May;20(1):46-7. doi: 10.1002/ccd.1810200111.Cathet Cardiovasc Diagn. 1990.PMID: 2344607