Células Madre: Tendencia Actual
![](/images/stem-cells/scientists.jpg)
— Van Servellen, Alexander, and Ikuko Oba. "Stem Cell Research: Trends in and Perspectives on the Evolving International Landscape." Research Trends, Mar. 2014. Web. 15 Sept. 2015.
![Magazine covers](/images/stem-cells/trend-direction.jpg)
— Van Servellen, Alexander, and Ikuko Oba. "Stem Cell Research: Trends in and Perspectives on the Evolving International Landscape." Research Trends, Mar. 2014. Web. 15 Sept. 2015.