Drug abuse in the modern world : a perspective for the eighties : an international symposium held at the College of Physicians and Surgeons of Columbia University / organized by Gabriel G. Nahas, Henry Brill, and the International Medical Council on Drug Use ; sponsored by National Federation of Parents for a Drug Free Youth ... [et al.] ; edited by Gabriel G. Nahas, Henry Clay Frick II.
Drug abuse in the modern world : a perspective for the eighties : an international symposium held at the College of Physicians and Surgeons of Columbia University / organized by Gabriel G. Nahas, Henry Brill, and the International Medical Council on Drug Use ; sponsored by National Federation of Parents for a Drug Free Youth ... [et al.] ; edited by Gabriel G. Nahas, Henry Clay Frick II.