The "Tier Level" column refers to the importance/division in their respective countries/leagues. For example, in England, Premier League is the first division/level, compared to EFL Championship which is the second division/level.
El ácido fólico, folacina o ácido pteroilmonoglutámico (la forma aniónica se llama folato), conocido también como vitamina B9 o vitamina M, [2 ] es una vitamina esencial hidrosoluble del complejo de vitamina B, necesaria para la maduración…
Tanks in the Spanish Army have over 90 years of history, from the French Renault FTs first delivered in 1919 to the Leopard 2 and B1 Centauro models of the early 21st century.