The timeline visualization module of the germ cell tumor data commons; representative timeline for one patient. Green line, timeline of lactate dehydrogenase (LDH) values; black line, timeline of human chorionic gonadotropin (HCG) values; blue line, timeline of alpha fetoprotein (AFP) values. Colored textboxes indicate clinical episodes, such as tumor diagnosis, treatment, and last contact. More detailed information will be shown when a cursor hovers over a textbox.