The California Department of Public Health is closely monitoring the situation and working with state and federal authorities.

FORBES: Radiation No Threat To Silicon Valley, Santa Clara County Says

The two had stayed at the popular Curry Village in mid-June, according to the California Department of Public Health.

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The pistachio investigation also involves the California Department of Public Health and the Centers for Disease Control and Prevention in Atlanta, Georgia.

CNN: FDA: Hang on to your pistachios

In 2011, more than 42, 000 cases of chlamydia and 4, 800 cases of gonorrhea were reported in that age group, according to the California Department of Public Health.

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California Department of Public Health Director and Public Health Officer Dr. Ron Chapman issued a statement Tuesday saying residents do not need to take any specific precautions.

CNN: Mad cow case confirmed in California

Thanks to pro-bono help from Silicon Valley legal powerhouse, Wilson Sonsini, SIRUM was able to get the California Department of Public Health to clarify regulations and for the first time enable pharmaceuticals companies, wholesalers, and skilled nursing facilities to make donations of surplus medications directly to the clinics that need them, without concern of liability.

FORBES: SIRUM Gets Surplus Meds to the Poor