TY  - BOOK
AU  - Parry, Wilfrid, H.
TI  - Infections diseases; an epidemiological approach
U1  - 616.907 P18I 
PY  - 1969///
CY  - London
PB  - English Univ. Pr.
KW  - COMMUNICABLE, DISEASES -- STUDY AND TEACHING
KW  - COMMUNICABLE, DISEASES -- STUDY AND TEACHI
ER  -