https://www.selleckchem.com/pr....oducts/folinic-acid.
Respondents' attitudes and practices regarding sexual behaviors were associated with gender and employment. This study indicated that young population's awareness in Vietnam is high, however, risky sexual behaviors also remain common. Sex-related educational programs about the consequences of substance use, multiple sex partners, and unprotected sex should be developed.This paper presents an analytic formula for the theoretical stress concentration factor kt for cylindrical tubes with transverse circular holes, loaded in traction o
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