Recently, a new paper in the field of Forest Medicine was published as follows:

Li Q, Kobayashi M, Wakayama Y, Inagaki H, Katsumata M, Hirata Y, Hirata K, Shimizu T, Kawada T, Park BJ, Ohira T, Kagawa T, Miyazaki Y.

Effect of phytoncide from trees on human natural killer cell function.

Int J Immunopathol Pharmacol. 2009 Oct-Dec;22(4):951-9.

• http://www.ncbi.nlm.nih.gov/pubmed/20074458?itool=EntrezSystem2.PEntrez.Pubmed.Pubmed_
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