Complex sentence: The general inverse correlation between apo (a) isoform size and Lp (a) plasma concentration is observed in all populations, however, mean Lp (a) associated with certain apo (a) isoforms varies between populations.
Split into simpler sentences: The general inverse correlation between apo (a) isoform size and Lp (a) plasma concentration is observed in all populations. However, mean Lp (a) associated with certain apo (a) isoforms varies between populations.