In her book “Los hechos desconocidos” (The unknown facts) she denounced the corruption, abuses and unhealthy practices in the municipal hospital of San Juan. Gonzale’s publication convinced James R. Beverly, the Interim Governor of Puerto Rico, to sign Ley 77 (Law 77) in May 1930. The law established a Nurses Examining Board responsible for setting and enforcing standards of nursing education and practices.