Authors: Ballweber, LR Evans, RR Siefker, C Johnson, EG Rowland, WK Zimmerman, GL Thompson, L Walstrom, DJ Skogerboe, TL Brake, AC Karle, VK

Citation: Lr. Ballweber et al., The effectiveness of doramectin pour-on in the control of gastrointestinalnematode infections in cow-calf herds, VET PARASIT, 90(1-2), 2000, pp. 93-102

Authors: Ballweber, LR Siefker, C Engelken, T Walstrom, DJ Skogerboe, T

Citation: Lr. Ballweber et al., Persistent activity of doramectin injectable formulation against experimental challenge with Haemonchus placei in cattle, VET PARASIT, 86(1), 1999, pp. 1-4