Title:Observation of top-quark pair production in association with a photon and measurement of the tt¯γ production cross section in pp collisions at √s = 7 TeV using the ATLAS detector
Title:A metaphylactic treatment with double dose oxytetracycline reduces the risk of bovine respiratory disease in feedlot calves / Un tratamiento metafiláctico con doble dosis de oxitetraciclina reduce el riesgo de enfermedad respiratoria bovina en terneros de engorde a corral