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Whitney JB 3rd, Martinell J, Popp RA, Russell LB, Anderson WF.Whitney JB 3rd, et al. Among authors: popp ra.Proc Natl Acad Sci U S A. 1981 Dec;78(12):7644-7. doi: 10.1073/pnas.78.12.7644.Proc Natl Acad Sci U S A. 1981.PMID: 6950407Free PMC article.
Popp RA, Lalley PA, Whitney JB 3rd, Anderson WF.Popp RA, et al.Proc Natl Acad Sci U S A. 1981 Oct;78(10):6362-6. doi: 10.1073/pnas.78.10.6362.Proc Natl Acad Sci U S A. 1981.PMID: 6947235Free PMC article.
Popp RA, Skow LC, Whitney JB 3rd.Popp RA, et al.Ann N Y Acad Sci. 1980;344:280-3. doi: 10.1111/j.1749-6632.1980.tb33668.x.Ann N Y Acad Sci. 1980.PMID: 6930870No abstract available.
Martinell J, Whitney JB 3rd, Popp RA, Russell LB, Anderson WF.Martinell J, et al. Among authors: popp ra.Proc Natl Acad Sci U S A. 1981 Aug;78(8):5056-60. doi: 10.1073/pnas.78.8.5056.Proc Natl Acad Sci U S A. 1981.PMID: 6946454Free PMC article.
Whitney JB 3rd, Cobb RR, Popp RA, O'Rourke TW.Whitney JB 3rd, et al. Among authors: popp ra.Proc Natl Acad Sci U S A. 1985 Nov;82(22):7646-50. doi: 10.1073/pnas.82.22.7646.Proc Natl Acad Sci U S A. 1985.PMID: 3865185Free PMC article.