TY - JOUR AU - García Costa, Juan AU - Pérez Castro, Sonia AU - Fernandez Suarez, Jonathan PY - 2011 SN - 1386-6532 UR - http://hdl.handle.net/20.500.11940/6975 LA - eng TI - Substitutions in position 222 of haemagglutinin of pandemic influenza A (H1N1) 2009 viruses in Spain DO - 10.1016/j.jcv.2011.01.020 T2 - JOURNAL OF CLINICAL VIROLOGY VL - 51 ER -