TY - GEN AU - Tejerina,M TI - [Evaluation and importance of continuous registration of the heart activity using the "Avionics" electrocardiographic system in the altitude] SN - 0300-8932 PY - 1971///0308 KW - Altitude KW - Bolivia KW - Electrocardiography KW - instrumentation KW - Heart KW - physiology KW - Heart Diseases KW - diagnosis KW - Humans KW - Male KW - Methods KW - Occupational Diseases KW - Radionuclide Imaging N1 - Publication Type: Journal Article ER -