relation of oxygen consumption to, [123]
phosphorus excretion to, [123]
sulphur excretion to, [123]
respiratory quotient in relation to, [125]
source of energy during fasting in, [125]
views of Argutinsky on muscle, [123]
views of Pflüger on muscle, [123]
views of Voit on muscle, [59], [134]
Xanthin, [72]