TY - BOOK AU - Kim,Y.T. AU - Glerum,. AU - Noland,T.L. AU - Hickie,D. TI - Use of Sep-Pak C18 cartridges to clean up free amino acids from coniferous needles UR - https://drive.google.com/file/d/1fK7JkVrMsr0WrZA0UdQ2AfCBUyOQaAW1/view?usp=drivesdk ER -