"how to obtain an emergency respiratory mask for assisted ventilation using a common snorkeling mask. https://www.isinnova.it/easy-covid19/?fbclid=IwAR0A2-CY0tB3L_gSPQNIrmei6t9IAd6nazJGOgh5J-RIbzr43bTQnbAZlDU..." Lire la suite
how to obtain an emergency respiratory mask for assisted ventilation using a common snorkeling mask
YouTube - Cristian Fracassi, 21/03/2020
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