Neuronal factors / edited by, J. Regino Perez-Polo. Perez-Polo, Jose Regino. Nerve growth factor Purification. Nerve growth factor Analysis. QP363 .N4776 1987 591.1852 NEU Includes bibliographical references and index. Florida : CRC Press ; c1987. c1987. 1987 Text 202 p. : eng