TY - GEN AU - RADNER,S TI - Suprasternal puncture of the left atrium for flow studies SN - 0001-6101 PY - 2003///0501 KW - Heart KW - Heart Atria KW - Humans KW - Punctures N1 - Publication Type: Journal Article UR - https://doi.org/10.1111/j.0954-6820.1954.tb01698.x ER -