Neuroblastoma often spreads to other parts of the body before any symptoms are apparent and 50 to 60% of all neuroblastoma cases present with metastases. The most common location for neuroblastoma to originate (i.e., the primary tumor) is in the adrenal glands. This occurs in 40% of localized tumors and in 60% of cases of widespread disease.
How much money HR, or human resources, managers make depends on their employers and locations. Some HR managers made as little as $60,070 per year, or $28.88 per hour.
National Average. A credential specialist working in the United States earns an average of $13.82 to $17.91 per hour, or $29,796 to $39,988 annually, according to Payscale, as of September 2010.hen employed for 10 to 19 years, a credential specialist earns a median rate of $16.02 to $20.23 per hour. These figures reflect survey data from Payscale as of September 2010.