Mathematics
Heart Rate
100%
Multifractal Analysis
91%
Injection
75%
Multifractality
59%
Electrocardiogram
29%
Contraction
24%
Drugs
19%
Placenta
17%
Autonomic Nervous System
17%
Hypoxia
16%
Steroids
15%
Arrhythmia
15%
Heart Rate Variability
15%
Diabetes Mellitus
15%
Hypertension
15%
Cardiovascular Disease
14%
Long-range Correlations
14%
Pregnancy
13%
Smoking
13%
Nonlinear Dynamic System
12%
Surrogate
11%
Shuffle
11%
Blood
10%
Heart
10%
Fluctuations
9%
Time series
8%
Background
8%
Cover
7%
Necessary
6%
Restriction
6%
Observation
6%
Series
5%
Standards
5%
Term
5%
Physics & Astronomy
heart rate
91%
injection
49%
contraction
27%
electrocardiography
27%
fetuses
27%
fats
23%
drugs
19%
autonomic nervous system
17%
diabetes mellitus
16%
hypertension
15%
steroids
14%
pregnancy
14%
arrhythmia
13%
hypoxia
12%
exclusion
10%
blood
9%
constrictions
8%
Engineering & Materials Science
Oils and fats
31%
Electrocardiography
26%
Obstetrics
21%
Neurology
16%
Medical problems
14%
Blood
12%
Time series
11%
Dynamical systems
11%