@misc{indiciae95cd54ca7366, title = {[Epidemiological studies in chronic bronchitis].}, author = {C Racoveanu and V Nicolaescu and M Manicatide and N Răiciulescu and I Drăgulescu and C Olaru}, year = {1970}, url = {https://pubmed.ncbi.nlm.nih.gov/5454861/}, note = {Source identifier: 5454861} }