title: [Contemporaneous history: complex techniques of assisted reproduction].
abstract: The work begins with historical considerations about the development of embryology at the beginning of the twentieth century and the vast advance obtained to the arriving of complex assisted reproductive techniques. Afterwards it is reviewed the development of variants and possibilities of the techniques. Finally, it is proposed four historic periods regarding the development of complex assisted reproductive technologies.
authors.affiliation: Médico sexólogo clinico, Universidad Complutense de Madrid, Ciudad Universitaria, Facultad de Medicina, Paza de Ramón y Cajal s/n, Departamento de Historia de la Medicina, España. bioetica_reproductiva@hotmail.com
authors.forename: Jorge Alberto
authors.initials: JA
authors.lastname: Alvarez Díaz
mesh_terms: D004626:Embryology / Q000266:history; D049673:History, 20th Century; D027724:Reproductive Techniques, Assisted / Q000941:ethics / Q000266:history*