102 p. C. KOLLER, E. LEUCHARS, C. TALUKDAR, AND V. WALLIS 



ACKNOWLEDGMENTS 



The authors are greatly indebted to Dr. J. F. A. P. Miller for his help and 

 to the Medical Research Council for a grant. This investigation has been 

 supported by grants to the Chester Beatty Research Institute (Institute of 

 Cancer Research: Royal Cancer Hospital) from the Medical Research Council, 

 the British Empire Cancer Campaign, the Anna Fuller Fund, and the National 

 Cancer Institute of the National Institutes of Health, U.S. Public Health 

 Service. 



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