Letter to the editor.

Autor: Rohr, L. Ralph, Koss, Leopold G., Nitschke, Ruprecht, Schwartz, Cindy L., Miller, Neil R., Wharam, Moody D., Leventhal, Brigid G.
Zdroj: Cancer (0008543X); Mar1990, Vol. 65 Issue 6, p1460-1462, 3p
Databáze: Complementary Index