Ma, F., Wang, C., Yoder, W. E., Westlund, K. N., Carlson, C. R., Miller, C. S., & Danaher, R. J. (1969). Efficacy of Herpes Simplex Virus Vector Encoding the Human Preproenkephalin Gene for Treatment of Facial Pain in Mice. Journal Of Oral & Facial Pain And Headache, 30(1), 42-50. https://doi.org/10.11607/ofph.1512 (Original work published 1969)