A REPOET ON THE OCCUKEENCE OF 

 INTESTINAL PROTOZOA 



IN THE 



INHABITANTS OF BRITAIN 



WITH SPECIAL EEFEBENCE TO 



ENTAMOEBA HISTOLYTICA 



BY 



ClIFFOED DOBEIL, F.E.S. 

 (Protistologist to the Medical Research Council) 



with, contributions by 



A. H. Campbell, B.Sc. 

 T. GOODEY, D.Sc. 

 E. C. McLean, MA. 



MUKIEL M. NUTT, 



and 

 A. G. Thackeb, A.E.C.S. 



CONTENTS 



Cil AFTER PAGE 



I. Iktkoductoky 4 



II. The Oldek Eecokds of the Occukkekce or Imiestinal I'kotozoa in 



THE Population of Britain 17 



III. Recent Kepokts on the Occurrence of Intestinal Protozoa in the 



Population of Britain ... . . . . 21 



A. The LiTerpool Reports ... 21 



B. The Later Reports 24 



(1) Birmingham ... . ... 24 



(2) Brighton 27 



(3) Bi-istol 30 



(4) Leeds and Sheffield 31 



(5) Reading 37 



(4181). Ps. 2409. Wt. 22691. 306/875. 1500. 1,21. O.U.P. A 2 



