Abstract Background PM2.5 has become a major component of air pollution in China and has led to a series of health problems.The mortality rate caused by lung cancer has reached the point where it cannot be ignored in the gel bottle cashmere China.Air pollution is becoming more and more serious in China, which is increasingly affecting people’s li
This prospective study was designed to investigate the relationship between lipids levels in both serum and seminal plasma and semen parameters.631 subfertile men were enrolled.Their obesity-associated markers were measured, and semen parameters were analyzed.Also, seminal plasma and serum TC, TG, HDL and LDL and serum FFA, FSH, LH, total testoster
Abstract Polymer electrolyte membrane fuel cells (PEMFCs) are an important enabler of the nascent hydrogen economy.However, due to the reliance on precious metal catalysts like platinum, reducing the cost and broad penetration of PEMFCs beyond vehicle application remains a challenge.In this respect, alternative non‐precious metal catalysts and ot
En América Latina, los conceptos de centralismo y formas de Estado evolucionaron conjuntamente; pero, si bien tienen vínculos entre ellos, la relación emtek 2113 no es determinante.Resulta necesario preguntarse qué implica ser un país unitario o uno federal y cuál es la diferencia entre un proceso de descentralización y uno de desconcentraci