BackgroundPregnant women, especially those with comorbidities, compared to those non-pregnant, have higher risk of developing a severe form of COVID-19.However, COVID-19 vaccine uptake is very low among them.MethodsAn anonymous questionnaire was administered to randomly selected women 18 years of age that were currently pregnant or had just given b
A Multi-period Multi-objective Location- routing Model for Relief Chain Management under Uncertainty
Natural disasters, accidents, and crises, that cause widespread destruction and inflict heavy casualties, accentuate the importance of a careful planning to deal with the aftermath and mitigate their impacts responsively.Thus, the logistics of disaster relief is one of the main activities in disaster management.In this paper, the response phase of
Microstructural observations on the terminal penetration of long rod projectile
Present study focuses on the terminal penetration of tungsten heavy alloy (WHA) long rod penetrator impacted against armour steel at an impact velocity of 1600 m/s.The residual penetrator and armour steel target recovered after the ballistic test have been characterized using optical microscope, scanning electron microscope (SEM) and electron probe
Analysis of Traffic Safety Factors at Level Rail-Road Crossings
The paper analyses the main factors of traffic safety andreliabilityat level crossings.The number laufenn 275/55r20 and causes of accidentsare stated, that result from ignorance, insufficient training ofthe traffic participants, their ilnsponsibility and insufficient orincomplete legislation, as well as from insufficiently professionaland scientifi