Československá hygiena 1971, 16(2-3):111
Howard, P.: A long term follow-up of respiratory symptoms and ventilatory function in a group of working men. Brit. J. industr. Med., 1970, 27, s. 326-333.
Published: February 1, 1971 Show citation
Československá hygiena 1971, 16(2-3):111
Published: February 1, 1971 Show citation