The histogram of MeSH term frequency of Opossums

MeSH term

Count
Opossums	22
Opossums/genetics	2
Opossums/*metabolism	1
Opossums/*genetics	3
Opossums/*physiology	1
Opossums/classification/*genetics	1
Opossums/*growth & development	1
Opossums/anatomy & histology/*metabolism	1