The histogram of MeSH term frequency of Observer Variation

MeSH term

Count
Observer Variation	113
*Observer Variation	2
*Variation (Genetics)	1005
Variation (Genetics)	1687
Antigenic Variation	30
*Antigenic Variation	10
Contingent Negative Variation	1
*Contingent Negative Variation	3
Antigenic Variation/genetics	4
Antigenic Variation/*immunology	3
*Variation (Genetics)/physiology	3
Antigenic Variation/*genetics	7
Variation (Genetics)/immunology	7
Variation (Genetics)/*immunology	6
Variation (Genetics)/physiology	12
Variation (Genetics)/*physiology	12
*Contingent Negative Variation/physiology	1
*Variation (Genetics)/drug effects	1
Variation (Genetics)/drug effects	1
Contingent Negative Variation/physiology	1
Contingent Negative Variation/*physiology	7
Variation (Genetics)/*drug effects	2
Variation (Genetics)/*radiation effects	1
Contingent Negative Variation/drug effects	1
Variation (Genetics)/drug effects/genetics	1
Variation (Genetics)/drug effects/genetics	1
Variation (Genetics)/drug effects/*genetics	2
Variation (Genetics)/*genetics/physiology	3
Variation (Genetics)/genetics/immunology	1
Variation (Genetics)/genetics/physiology	2
Variation (Genetics)/genetics/*physiology	1
*Variation (Genetics)/genetics	4
Variation (Genetics)/genetics	166
Variation (Genetics)/*genetics	225