-38- 
WOODHEAD, A. D. 
Department of Biology 
Brookhaven National Laboratory 
Associated Universities, Inc. 
Upton, New York 11973 
RTLA 2270, 2271, 2327, 2328 
ZWART, P. 
Veterinary Pathology 
Department of Diseases of 
Special Animals 
Yalelaan 1, Postbox 80.158 
3508 TD Utrecht, The Netherlands 
RTLA 2347 
