Six-month utilization data are presented for the mental health unit of a comprehensive neighborhood health center. Almost 5% of the 16,877 people in Charlestown, Mass., used these services at a rate of 48.7 per 1,000 residents. Nearly all the residen...

In New York City from 1966 to 1970, almost all 736,469 newborns were screened for phenylketonuria (PKU). Among 1,094 infants with presumptive positive test results, 763 were followed up and 46 of them were judged to require preventive treatment. The ...