Lewandowski J
Department of Functional Anatomy, Academy of Physical Education, Poznań.
Folia Morphol (Warsz). 1994;53(2):117-25.
In 138 human fetuses (70 males and 68 females) aging 9 to 36 weeks variations were recorded in the shape of individual heads of quadriceps femoris muscle. The typical traits of morphology of the vastus lateralis and the vastus medialis included additional fleshy lamellae and associations with the neighbouring muscles.
在138例9至36周龄的人类胎儿（70例男性和68例女性）中，记录了股四头肌各头肌的形态变化。股外侧肌和股内侧肌的典型形态特征包括额外的肉质薄片以及与相邻肌肉的关联。
