Pichkhadze G M, Zubtsov Iu N
Vopr Pitan. 1985 Mar-Apr(2):30-2.
It was established that under the conditions of modern highly mechanized coal mines, the miners' work refers mainly to the category of hard and particularly hard physical work. The data of energy losses obtained by indirect calorimetry and accurate calculation of the caloric value of the food taken and control of the body weight were found to be similar.