au.\*:("PONTEFRACT RD")
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A TECHNIQUE FOR OBTAINING THIN SECTIONS OF COCCIDIAN OOCYSTSBIRCH ANDERSEN A; FERGUSON DJP; PONTEFRACT RD et al.1976; ACTA PATHOL. MICROBIOL. SCAND., B; DANEM.; DA. 1976; VOL. 84; NO 4; PP. 235-239; BIBL. 8 REF.Article
CONCENTRATION OF ENTERIC VIRUSES FROM WATER WITH LETTUCE EXTRACTKONOWALCHUK J; SPEIRS JI; PONTEFRACT RD et al.1974; APPL. MICROBIOL.; U.S.A.; DA. 1974; VOL. 28; NO 4; PP. 717-719; BIBL. 7REF.Article