mitral valve prolapse

{"cid":"91194411","title":"20 Parts 4d Anatomical Heart Model For Medical Teaching","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/9a\/77\/6c4c551138df5ed04e71df5ec3b2-200x200-1.jpg","attrs":{"Price":"110USD","Brand Name":"4D MASTER","Model Number":"26081","Minimum Order Quantity":"16 boxes","Place of Origin":"China","Payment Terms":"L\/C, T\/T, D\/A, Western Union, Paypal","Type":"master assembled human deluxe heart anatomy model toy","Age Range":"5 years up","Parts":"20 parts","Model Size":"21 cm","Packing":"27*15*35 cm","Weight":"0.6\/0.7 kg"}}