Fig. 3From: Antimicrobial use in lactating sows, piglets, nursery, and grower-finisher pigs on swine farms in Ontario, Canada during 2017 and 2018The number of farrowing, nursery, and grower-finisher herds by the number of swine farms within 2 km of the operation (n = 25 farrowing, 25 nursery, 23 grower-finisher herds, May 2017–April 2018)Back to article page