https://www.selleckchem.com/products/pha-767491.html Furthermore and combined with wage levels, aspects related to scheduling, working hours, shift work, split shifts and understaffing generate a burdensome and stressful environment affecting the possibility to retain staff in a negative direction. The research uses a new approach utilizing the BIKVA model, sense of coherence and NPM. The study shows that central in retaining nursing assistants at nursing homes relates to aspects such as wages, staffing, shift work and split shifts and continuous communication between nursing assistants and management. The research uses a new approach utilizing the BIKVA model, sense of coherence and NPM. The study shows that central in retaining nursing assistants at nursing homes relates to aspects such as wages, staffing, shift work and split shifts and continuous communication between nursing assistants and management.This article discusses the physiological mechanisms of erection and the pathophysiological basis of erectile dysfunction. Parameters characterizing the features of the pharmacokinetics and pharmacodynamics of drugs from the group of phosphodiesterase type 5 inhibitors (PDE-5i) are presented. The clinical efficacy and possible adverse effects of the most significant PDE-5i are considered. These include sildenafil, tadalafil, vardenafil, udenafil, avanafil. There are also data on less known PDE-5i, which include lodenafil and mirodenafil.Bulbourethral glands are the accessory glands of the male reproductive system, the leading function of which is associated with ejaculation and includes both the neutralization of the acidic urine residues and environment of the female vagina, and friction reduction during the sexual intercourse. These glands play the role of immune barrier for urogenital infections, and also synthesize important autocrine and paracrine factors for the male urogenital system development. Glands pathologies usually have a subclinical course, however t