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  1. ...that type of 白帶 and no menstruation for that long It could be hormone imbalance and precipitated by serious problem SEE A DOCTOR ! And DON'...

  2. ...of water is needed for its excretion. Out of solute, it precipitates and forms crystals. Water and Carbon Dioxide...

  3. ...isopropanol (stored at -20oC). Invert 5-6 times gently to precipitate DNA. Remove DNA with a wide bore tip and transfer to...

  4. ...cervical roots C1–C3. Cervical headache is often precipitated by neck movement and/or sustained awkward head positioning. It...