For citations:
Golovkina L.L., Kalandarov R.S., Stremoukhova A.G., Kalmykova O.S., Pushkina T.D., Surin V.L., Pshenichnikova O.S., Nikolaeva T.L., Olovnikova N.I. DIFFERENTIATION OF THE A1 AND A2 SUBGROUPS OF THE AB0 SYSTEM: BIOLOGICAL BACKGROUND AND SEROLOGICAL STRATEGY. Russian journal of hematology and transfusiology. 2019;64(4):504–515. (In Russ.) https://doi.org/10.35754/0234-5730-2019-64-4-504-515