TY - RPRT TI - Cardiac valve operations using a partial sternotomy (lower half) technique. AU - D B Doty AU - J H Flores AU - J R Doty DO - 10.1111/j.1540-8191.2000.tb00442.x UR - https://pubmed.ncbi.nlm.nih.gov/11204386/ ID - 11204386 ER -