APA

de Wolf F., Lange J. M., Houweling J. T., Coutinho R. A., Schellekens P. T., van der Noordaa J. & Goudsmit J. (19881004). Numbers of CD4+ cells and the levels of core antigens of and antibodies to the human immunodeficiency virus as predictors of AIDS among seropositive homosexual men. : The Journal of infectious diseases.

Chicago

de Wolf F, Lange J M, Houweling J T, Coutinho R A, Schellekens P T, van der Noordaa J and Goudsmit J. 19881004. Numbers of CD4+ cells and the levels of core antigens of and antibodies to the human immunodeficiency virus as predictors of AIDS among seropositive homosexual men. : The Journal of infectious diseases.

Harvard

de Wolf F., Lange J. M., Houweling J. T., Coutinho R. A., Schellekens P. T., van der Noordaa J. and Goudsmit J. (19881004). Numbers of CD4+ cells and the levels of core antigens of and antibodies to the human immunodeficiency virus as predictors of AIDS among seropositive homosexual men. : The Journal of infectious diseases.

MLA

de Wolf F, Lange J M, Houweling J T, Coutinho R A, Schellekens P T, van der Noordaa J and Goudsmit J. Numbers of CD4+ cells and the levels of core antigens of and antibodies to the human immunodeficiency virus as predictors of AIDS among seropositive homosexual men. : The Journal of infectious diseases. 19881004.