Request for document

[J.Almeda]

Barcelona, Aug 24, 8:15 h 

Please,could somebody tell me how I can find or obtain a copy of the 
next document?
          Statistical methods applicable to schistosomiasis control 
programmes, by H. Dixon. WHO/SCHISTO/85.81 and WHO/ESM/85.1

Thanks in advance.  J.Almeda.
My adress:
=============================
Dr.J.Almeda
Unidad de Epidemiologia y Bioestadistica
Hospital Clinic y Provincial.
Villarroel 170
08036 Barcelona (Spain).
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