The histogram of MeSH term frequency of *Pyrans

MeSH term

Count
*Pyrans	6
Pyrans/*pharmacology	5
Pyrans/metabolism	1
Pyrans/*metabolism	2
Pyrans/*blood	1
Pyrans/pharmacology	1
Pyrans/*pharmacology/therapeutic use	3
Pyrans/*chemistry/pharmacology	1
Pyrans/administration & dosage/analysis/*toxicity	1
Pyrans/chemistry/isolation & purification/pharmacology	1