day : 11/09/2021 2 results

Postpartum Uterine Recovery Process

After childbirth, puerpera needs a period of rest and recuperation of the body, so that the body, especially the uterus, can restore to the prenatal level.

September 11, 2021

Application and Mechanism of Wax Emulsion

Wax emulsion is a kind of water emulsion made of natural wax and synthetic wax.

September 11, 2021