highly significantP = 9.55 × 10 -31
Vaccination also resulted in a highly significant improvement of average daily weight gain (+ 46 g/day; P = 9.55 × 10 -31 ) and carcase weight (+ 1.25 kg; P = 4.54 × 10 -05 ) as well as a shortened fattening period (-8 days; P = 2.01 × 10 -45 ). status released display-pdf yes is-olf no is-manuscript no is-preprint no is-journal-matter no is-scanned no is-retracted no Received 2008 Aug 18; Accepted 2009 Jan 7; Collection date 2009.