collection tubes expire because over time the vacuum is lost and blood will not be drawn into the tube when the needle punctures the cap. Vacutainer tubes may
STERILIZATION. Focus on the Family. [2024-05-28]. (原始内容存档于2024-05-30) (英语). Matt Slick. What about having a vasectomy or tying thetubes?. CARM. 2008-12-11