Number 3

Lorena Jemeršić: Coronaviruses – viruses marking the 21st century

Željko Cvetnić: Fear of disease and death – from the variola virus once to COVID-19 today

M. Samardžija, I. Gulić, D. Đuričić, N. Kudumija, M. Benić and J. Pleadin: Variations in the concentration of 17ß-oestradiol and testosterone levels in calves of different sex, age, breed and farm origin

M. Mamić, P. Dmitrović, T. Kovač, V. Plichta and B. Pirkić: Treatment of dogs with thoracolumbar syndrome

M. Palić, M. Brkljačić, I. Kiš, M. Crnogaj, N. Kučer, M. Torti, I. Šmit, F. Kajin and V. Matijatko: Hypoadrenocorticism in dogs - Mad Hatter of veterinary internal medicine

A. Piplica, S. Menčik, A. Gudan Kurilj, B. Artuković, L. Medven Zagradišnik and M. Hohšteter: Differentiation of alimentary lymphoma from inflammatory bowel disease and the influence of breed and age on the outbreak of pathological changes in the canine gastrointestinal tract

K. Vlahović, G. Gregurić Gračner, M. Pavlak, D. Špoljarić, L. Pajurin and M. Popović: Next-generation sequencing in veterinary medicine - a review: part II

Salome Agudelo-Yepes, Yundrum Militza Rivillas, Diego Fernando Carrillo-González and Walter D. Cardona-Maya: Clinical, ultrasound and chromosome findings of testicles in a French bulldog (Canis lupus familiaris) with azoospermia

Tihana Josipović, Hrvoje Capak, Lucija Ciglar and Krešimir Martinković: Microchipping of animals and possible adverse effects in veterinary medicine

Petar Džaja, Sonja Sinković, Magdalena Palić and Krešimir Severin: Historical overview of the Croatian veterinary profession from the Middle Ages to the 19th century, with special reference to the incidence of infectious diseases in domestic animals

Obituary - In memoriam Marko Krznarić, DVM, PhD