%0 Journal Article %T Expression of PD-1 and PD-L1 increase in consecutive biopsies in patients with classical Hodgkin lymphoma %A Hollander, Peter %A Amini, Rose-Marie %A Ginman, Beatrice %A Molin, Daniel %A Enblad, Gunilla %A Glimelius, Ingrid %J PLoS ONE %V 13 %N 9 %D 2018-09-27 %I Public Library of Science %~ DeepDyve