by Deleu Y, Fand C. de
Year of Publication 1981

by Deleu, Y. (Institut d'Hygiene et d'Epidemiologie, Bruxelles (Belgium)), Gand, C. de
Published in Tribune du CEBEDEAU (Belgium) (01.11.1982)

by Deleu Y, Gand C. de
Published in Tribune du CEBEDEAU (1984)

by Deleu Y
Published in Tribune du CEBEDEAU (1982)

by Deleu, Y, Gand, C. de (Institut d'Hygiene et d'Epidemiologie, Bruxelles (Belgium))
Published in Tribune du CEBEDEAU (Belgium) (01.10.1984)