Ernfors, P., Ibáñez, C. F., Ebendal, T., Olson, L., & Persson, H. (1990). Molecular cloning and neurotrophic activities of a protein with structural similarities to nerve growth factor: Developmental and topographical expression in the brain. Proc Natl Acad Sci U S A.

Ernfors, P., C F. Ibáñez, T. Ebendal, L. Olson, و H. Persson. "Molecular Cloning and Neurotrophic Activities of a Protein With Structural Similarities to Nerve Growth Factor: Developmental and Topographical Expression in the Brain." Proc Natl Acad Sci U S A 1990.

Ernfors, P., et al. "Molecular Cloning and Neurotrophic Activities of a Protein With Structural Similarities to Nerve Growth Factor: Developmental and Topographical Expression in the Brain." Proc Natl Acad Sci U S A 1990.