Stefan Kostianev

Stefan Kostianev

Medical University Plovdiv - Plovdiv / Bulgaria
Others
AD Scientific Index ID: 4992517
Медицински университет - Пловдив
person_outline Stefan Kostianev's MOST POPULAR ARTICLES
1-) Airways obstruction, chronic expectoration, and rapid decline of FEV1 in smokers are associated with increased levels of sputum neutrophils. Thorax 51 (3), 267-271, 1996
2-) Official ERS technical standards: Global Lung Function Initiative reference values for the carbon monoxide transfer factor for Caucasians European Respiratory Journal 50 (3), 2017
3-) Ventilatory efficiency and rate of perceived exertion in obese and non‐obese children performing standardized exercise Clinical physiology and functional imaging 22 (4), 254-260, 2002
4-) Heart rate variability as a method for assessment of the autonomic nervous system and the adaptations to different physiological and pathological conditions Folia medica 57 (3/4), 173, 2015
5-) Altered resting state effective connectivity of anterior insula in depression Frontiers in psychiatry 9, 83, 2018