Adiponectin and resistin serum levels in women with polycystic ovary syndrome during oral glucose tolerance test: a significant reciprocal correlation between adiponectin and resistin independent of insulin resistance indices - Lewandowski, K C; Szosland, K; O'Callaghan, C; Tan, B K; Randeva, H S; Lewinski, A (Mol Genet Metab, 2005)