♡♡♡♡♡♡♡♡ challenge: create a piece of music to the beat of a human heart. (earphones, if you can!) ⠀...

右側感染性心內膜炎 ✅ 危險因素和病因 右側感染性心內膜炎Right-sided infecti...

Aortic Stenosis. Image findings: • In older ch...