关于TSLA, 俺也倒倒苦水。。。# Stock
r*9
1 楼
http://www.healthchecksystems.com/hi_bebe_fetal_doppler_bt200.h
a device to hear baby's heart beat during pragnancy.
did anyone use it before?
a device to hear baby's heart beat during pragnancy.
did anyone use it before?