The primitive cardiac regions in the straight tube heart (Stage 9) and their anatomical expression in the mature heart: An experimental study in the chick embryo.
De La Cruz
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Laboratorio de Embriología Experimental, Hospital Infantil de México Federico Gómez, Dr. Márquez No. 162, Col. Doctores, Deleg. Cuauhtémoc, C.P. 06720, México, D.F.
Sánchez-Gómez
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C
Palomino
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MA