Fibrocollagenous connective tissue of semilunar fibrous scallop of pulmonary valve anulus
fibrocollagenous connective tissue of semilunar fibrous scallop of pulmonary valve anulus
Fibrocollagenous connective tissue of semilunar fibrous scallop of pulmonary valve anulus
fibrocollagenous connective tissue of semilunar fibrous scallop of pulmonary valve anulus