Small fraction of testicular cancer cases may be causatively related to CHEK2 inactivating germ-line mutations: evidence for somatic loss of the remaining CHEK2 allele in the tumor tissue. - Ni VI; Ivantsov AO; Kotkova MA; Baskina SV; Ponomareva EV; Orlova RV; Topuzov EE; Kryukov KK; Shelekhova KV; Aleksakhina SN; Sokolenko AP; Imyanitov EN (Familial cancer, 2021)