The UV-Vis spectra show one intense absorption with vibronic coupling in the visible region with maxima in the range of 448-519 nm. DFT calculations were carried out for the absorption spectra of the HPerPy molecule and representative complexes [M(PerPy)(acac)] (M Pd, Pt; five and six-membered isomers) and [Pt(PerPy)(acac)MeI], showing that the…[Read more]

The problem of early motherhood is still a serious medical and social problem in many countries around the world. The aim of this study was to analyze the attitudes of teenage mothers towards pregnancy and childbirth. A retrospective cross-sectional study was conducted with the use of an original questionnaire containing a test to measure…[Read more]