Natthasit Tansakul, Amnart Poapolathep, Naruamol Klangkaew, Napasorn Phaochoosak, and Wanida Passudaruk. “Pharmacokinetics and Withdrawal Times of Enrofloxacin in Ducks”. Agriculture and Natural Resources, vol. 39, no. 2, June 2005, pp. 235-9, https://li01.tci-thaijo.org/index.php/anres/article/view/243308.