@article {23803,
	title = {Elimination of tilmicosin in lactating ewes},
	journal = {Dtsch. Tieraztl.  Wschr.},
	volume = {106},
	year = {1999},
	pages = {291-294},
	author = {Atef, M. and K. Abo-EL-Sooud and El-Khouly,  Nahed and Tawfik, M}
}
