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Romano TA, Felten SY, Olschowka JA, Felten DL.Romano TA, et al. Among authors: felten dl, felten sy.J Morphol. 1994 Sep;221(3):243-59. doi: 10.1002/jmor.1052210302.J Morphol. 1994.PMID: 7932771
Madden KS, Felten SY, Felten DL, Bellinger DL.Madden KS, et al. Among authors: felten dl, felten sy.Ann N Y Acad Sci. 1995 Dec 29;771:523-34. doi: 10.1111/j.1749-6632.1995.tb44707.x.Ann N Y Acad Sci. 1995.PMID: 8597427Review.No abstract available.