Yamada S, Takakuwa T. Developmental Anatomy of Human Embryo. In: The Human Embryo. ISBN 978-953-307-752-9. InTech publisher. March, 2012 pp113-126

Yamada S, Takakuwa T. Developmental Anatomy of Human Embryo. In: The Human Embryo. ISBN 978-953-307-752-9. InTech publisher. March, 2012 pp113-126