Liu, Z. Q., Wood, C., Levy, J. A., & Cheng-Mayer, C. (1990). The viral envelope gene is involved in macrophage tropism of a human immunodeficiency virus type 1 strain isolated from brain tissue.

Liu, Z Q., C. Wood, J A. Levy, und C. Cheng-Mayer. The Viral Envelope Gene Is Involved in Macrophage Tropism of a Human Immunodeficiency Virus Type 1 Strain Isolated From Brain Tissue. 1990.

Liu, Z Q., C. Wood, J A. Levy, und C. Cheng-Mayer. The Viral Envelope Gene Is Involved in Macrophage Tropism of a Human Immunodeficiency Virus Type 1 Strain Isolated From Brain Tissue. 1990.