Acquisition Of Ultrasound-Ultrasound Equipment; In The (La) Eess C.S. Marquez-Callao In The Locality Of Callao, District Of Callao, Province Callao, Department Of Callao - Acquisition Of Ultrasound Equipment - Ultrasound In The (La) Eess C.S. Marquez - Callao In The Locality Of Callao, District Of Callao, Province Callao, Department Callao Cui Nº 2438433