Paper - Congenital variation of the pectoral muscles, with report of a case (1915)
From Embryology
Clark E. Congenital variation of the pectoral muscles, with report of a case. (1915) J Anat. Physiol. 49(2): 155-164. PMID 17233021
Clark E. (1915). Congenital Variation of the Pectoral Muscles, with Report of a Case. J Anat Physiol , 49, 155-64. PMID: 17233021