605,845 PSYCHOSOCIAL Psychosocial aspects of HIV and AIDS and the evaluation of preventive strategies : report on a WHO meeting, Lisbon 28 May-1 June 1990 / World Health Organization Regional Office for Europe. - Copenhagen : WHO, 1990. - [6], 45 s. ; 24 cm (WHO Regional Publications, European Ser., ISSN 0378-2255 ; nr 36) ISBN 92 890 1127 0