An important component of native woodlands are birch trees. Most people think of white or paper birch (Betula papyifera), which is not common in our area but often planted as a landscape tree. Its ...

Mission Statement: Evidence-based Complementary and Alternative Medicine (eCAM) is an international, peer-reviewed journal that seeks to understand the sources and to encourage rigorous research ...

1 Institute of Chinese Medicine, Heilongjiang University of Traditional Chinese Medicine, Harbin, Heilongjiang, China 2 The Four Hospital of Heilongjiang University of Traditional Chinese Medicine, ...