It is an excellent text that approaches in an updated integral way and with a multidisciplinary point of view, the most novel concepts regarding the birth-control methods. It constitutes a unique work of necessary consultation for all the professionals and technicians who work in the sphere of reproductive health and family planning, and very especially for the family doctors.

Doctor Jorge Pelaez Mendoza, its main author, succeeded to join an excellent professionals' community of the highest level, who have provided a very complex material that develops topics of great interest. Given its transcendental and topical content, the reading of this work has an outstanding social value, and it is also very useful for the population's diverse sectors, among which youth and adolescents are outstanding.