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Genetic differences were examined between 4 field isolates of Dictyocaulus: D. viviparus from cattle, D. arnfieldi from a donkey, D. filaria from sheep and D. eckerti from fallow deer. Ribosomal second internal transcribed spacers (ITS2) of individual worms were amplified by polymerase chain...

Schnieder, T.; Epe, C.; Samson-Himmelstjerna, G. von
Parasitology Research, 1996, 82, 5, pp 392-394