Template:Ref-Goss1940
From Embryology
Goss, C. M. 1940 first contractions of the heart without cytological difierentiation. Anat. Rec., 76: 19-27.
Goss, C. M. 1940 first contractions of the heart without cytological difierentiation. Anat. Rec., 76: 19-27.