An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Velasco M, Velasco F, Machado J, Cortes-Gallegos V, Peña-Torres A, Parra A.Velasco M, et al.Arch Invest Med (Mex). 1975;6(3):477-86.Arch Invest Med (Mex). 1975.PMID: 53036Clinical Trial.Spanish.
Parra A, Santos D, Cervantes C, Sojo I, Carranco A, Cortés-Gallegos V.Parra A, et al.J Pediatr. 1978 Jan;92(1):117-24. doi: 10.1016/s0022-3476(78)80092-4.J Pediatr. 1978.PMID: 619053No abstract available.
Parra A, Cervantes C, Sánchez M, Fletes L, García-Bulnes G, Argote RM, Carranco A, Sojo I, Arias R, Cortés-Gallegos V.Parra A, et al.Acta Endocrinol (Copenh). 1981 Sep;98(1):137-47. doi: 10.1530/acta.0.0980137.Acta Endocrinol (Copenh). 1981.PMID: 6792846No abstract available.
Cortés-Gallegos V, Carranco A, Sojo I, Navarrette M, Cervantes C, Parra A.Cortés-Gallegos V, et al.Fertil Steril. 1979 Nov;32(5):524-7. doi: 10.1016/s0015-0282(16)44352-9.Fertil Steril. 1979.PMID: 499582Free article.