Medicine & Life Sciences
Oxygen-18
100%
Deuterium
73%
Tritium
69%
Isotopes
56%
Hydrogen
22%
Body Water
16%
Indicator Dilution Techniques
8%
Water
8%
Individuality
6%
Energy Metabolism
5%
In Vitro Techniques
2%
Population
2%
Agriculture & Biology
isotope dilution technique
67%
deuterium
66%
tritium
63%
oxygen
36%
mice
30%
hydrogen
17%
body water
13%
Mus musculus
7%
energy expenditure
7%
isotopes
6%
tracer techniques
6%
standard deviation
6%
water
5%
methodology
1%
Earth & Environmental Sciences
deuterium
60%
tritium
59%
oxygen isotope
49%
dilution
44%
isotope
38%
hydrogen
8%
body mass
7%
water body
6%
reproductive status
5%
measuring
4%
expenditure
3%
tracer
2%
water
2%
calculation
1%
energy
1%
comparison
1%
effect
0%
method
0%