Showing results (1-10 of 28) with videos related to

Sort By:
Pageof 3
Veterinarno-Meditsinski Nauki|January 1, 1981
[Changes in the blood biochemical indices of lambs weaned at different ages]E Petkova, P Chushkov, E Poshtakov
Veterinarno-Meditsinski Nauki|January 1, 1983
[Effect of Bulgarian potassium-calcium zeolites on the assimilation of macro- and trace elements in lambs]E Petkova, T Venkov, Kh Stanchev
Journal of B.U.ON. : Official Journal of the Balkan Union of Oncology|April 7, 2007
Two cases of radiation-induced cancers 20 years after treatment of first malignanciesV Parvanova, E Petkova, A Tzonevska, et al.
Veterinarno-Meditsinski Nauki|January 1, 1982
[Bulgarian potassium-calcium zeolite in the prophylaxis of digestive tract disorders in calves]E Petkova, T Venkov, P Chushkov, et al.
Veterinarno-Meditsinski Nauki|January 1, 1981
[Biochemical and hematological indices from the use of a bulgarben preparation in digestive disorders in calves]E Petkova, T Venkov, P Chushkov, et al.
Veterinarno-Meditsinski Nauki|January 1, 1982
[Preventive effect of the preparation "Bulgarben" in calves with digestive disorders]E Petkova, T Venkov, P Chushkov, et al.
Journal of B.U.ON. : Official Journal of the Balkan Union of Oncology|March 16, 2007
Brachytherapy after laser recanalization versus external beam radiotherapy after laser recanalization versus laser alone in inoperable oesophagocardial cancer: a controlled pilot studyA Chakarova, S Karanov, E Petkova, et al.
Veterinarno-Meditsinski Nauki|January 1, 1982
[Prophylactic efficacy of Bulgarian potassium-calcium zeolite in digestion disorders in pigs]E Petkova, T Venkov, P Chushkov, et al.
Neuropsychopharmacology : Official Publication of the American College of Neuropsychopharmacology|May 2, 2000
A method to quantify rater bias in antidepressant trialsE Petkova, F M Quitkin, P J McGrath, et al.
Pageof 3