Rotational studies of bands of the infrared systems (1)(3)Pi-->(1)(3)Delta and (1)(3)Pi(1)-->X(1)Sigma(+) of lanthanum monofluoride were carried out with the aim of characterizing the (1)(3)Pi state, ...
The changes in the immune system during the ageing process have been described in numerous publications, which are sometimes contradictory. The study of cell mediated immunity and of hormonal immunity...