Evaluation of muscular tension by myotonometrical methodPille, Viive; Tint, Piia; Rõivassepp, MarisThe annals of occupational hygiene2015 / p. 31-32 http://dx.doi.org/10.1093/annhyg/meu119 Physical overload disease detection and prevention of industrial and office workers [Electronic resource]Pille, Viive; Tuulik-Leisi, Varje-Riin; Tint, Piia; Tuulik, Viiu; Hazak, AaroSCEE 2014 : Scientific Conference on Economics and Entrepreneurship : 55th International Riga Technical University conference : Latvia, Riga, 14-17 October2014 / 2 p. [CD-ROM]