preferred_name: Urinary excretion of cationic amino acids (lysine, arginine, ornithine)
preferred_name_lc: urinary excretion of cationic amino acids (lysine, arginine, ornithine)
label: Urinary excretion of cationic amino acids (lysine, arginine, ornithine)
label_lc: urinary excretion of cationic amino acids (lysine, arginine, ornithine)