51.  From remote villages to crowded urban railway stations, millions of children received polio vaccines Saturday in a massive effort to eradicate the crippling disease.

52.  From remote villages to crowded urban railway stations, millions of children received polio vaccinations Saturday in a massive effort to eradicate the crippling disease worldwide.

53.  Japan undertook a massive effort to devalue its currency by buying foreign securities such as U.S. Treasury bills.

54.  Lucent has responded by implementing a massive restructuring effort.

55.  One such group known as Pasban is largely credited with organizing a massive fund-raising effort that has generated millions of dollars to build and operate the cancer hospital.

56.  Saran and her colleagues are understandably anxious about the results of their massive effort.

57.  That institute spearheads the Human Genome Project, the massive effort to catalog all the human genes.

58.  The bill failed to pass despite a massive lobbying effort by GAF.

59.  The massive international effort to bring peace to Bosnia has ground to a virtual halt.

60.  The newspaper Youth reported that the rats were killed through early March in massive efforts including digging catch holes, enlisting hunting dogs and putting out traps.