All ERKA ACOUSTIC, ERKA PULSE and ERKA CHILD stethoscopes have this membrane, guaranteeing you transmission of sound of absolute top class! Why Does ERKA Use a Dual Tube? The ERKA dual-channel ...
The startup’s debut sensing gadget is called Keikku, which means child in Finnish ... doctor’s tool (what’s more familiar than a stethoscope?). It is upgrading the conventional tool from ...
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