â¤0.2 mg/dL. Measurement of the levels of bilirubin is used in the diagnosis and treatment of liver, hemolytic, hematologic, and metabolic disorders, including hepatitis and gall bladder obstruction. The assessment of direct bilirubin is helpful in the differentiation of hepatic disorders.
Ritchie Valens. In an all too brief career, Ritchie Valens was the first Chicano rock and roll star, having his best remembered hit, La Bamba, just one month before his untimely death with Buddy Holly and the Big Bopper on February 3, 1959.
By GREGG BARRIOS. WATSONVILLE, Calif. -- I still remember the first time we heard Ritchie sing on the radio, the mother of the late Latino rock 'n' roller Ritchie Valens recalled about that distant day, almost 30 years ago. I told his brother Bob, come on, let's go to Saugus. I had some business there.