TY - GEN AU - Molloy,P J TI - Natural history of ventricular septal defect SN - 0007-1447 PY - 1972///0328 KW - Heart Septal Defects KW - physiopathology KW - Heart Septal Defects, Ventricular KW - complications KW - Humans N1 - Publication Type: Journal Article UR - https://doi.org/10.1136/bmj.1.5791.50-a ER -