00647     2200181   4500001002100000005001500021035002000036008004100056020002500097041000700122082001900129090001900148100002000167245009200187260008400279300002700363650007500390INLIS00000000001000820240223110606  a0010-0521010008240223                |          |        aISBN : 0 948073-10-1  aen  a614.4/SOC/p.90  a614.4/SOC/p.900 aM.V. Thrusfield1 aProceedings of a meeting held at the Queens University of Belfast... /cM.V. Thrusfield  aEdinburgh :bSociety for Veterinary Epidemiology and Preventive Medicine,c1990  axi, 189 p; ill; 21 cm. 4aANIMALS -- EPIDEMIOLOGY -- ANIMAL DISEASES -- TECHNIQUES -- EUROPE-USA