Today's Globe: West Nile fear, breast-feeding bill, Globe cafeteria, Gardasil vaccine, TB, Viagra for women, East Boston tragedy

A record number of potentially disease-carrying mosquitoes are expected across Massachusetts this year, and officials fear the spike in population could lead to more cases of West Nile virus.

Women who want to breast-feed their babies at restaurants, stores, or in the park would get protection from being hassled under a bill passed yesterday by the Massachusetts House (third item).

The Globe has reported extensively in recent months on health code violations at high-profile locations in the city - expensive restaurants, Fenway Park, City Hall, and even the city building where health inspectors work. This month, the cafeteria at the Globe's Dorchester headquarters was cited for three critical health code violations in a July 10 inspection.

Merck & Co's Gardasil vaccine is safe and effective for protecting women and girls from a virus that causes cervical cancer, US officials said yesterday after reviewing thousands of reports of health problems.

Tuberculosis cases continue to fall in the United States, but some immigrants have disturbingly high rates of the disease, according to a study released yesterday that called for more aggressive action (second item).

Women who have trouble getting sexually aroused as a side effect of taking antidepressants may be helped by Pfizer Inc.'s Viagra for male impotence, a study found.

Fernando Vargas, 15, died when the ventilator he relied on to breathe stopped working during a two-hour power outage in East Boston. A backup battery appears to have malfunctioned. It now appears that the ventilator was among those targeted for recalls to fix the backup power supply. The family didn't know about the recall, nor did the state, which was paying a vendor to supply the equipment. "But when the state is paying, it can't avoid responsibility for cases like Vargas's," a Globe editorial says.