Grading and Standardization of Seed and Seedling of Glycyrrhiza uralensia Fisch. 烏拉爾甘草種子種苗分級標準制定。
Unending subclassifications of tumors and morphologic grading have generally proved to be a sterile pathologic exercise. 對腫瘤進行無止境的分類和形態學分級證明都是一種毫無效果的病理學活動。