51.   The study appears this week in the journal Science.

52.   Their study appears in the current issue of Pediatrics.

53.   This possible bias notwithstanding, the study appears to confirm beliefs previously held by advertising and marketing executives on the roles various media play.

54.   Three days later a different study appeared in The New England Journal of Medicine.

55.   Until this study appeared, Americans had a far less grandiose vision of their patrimony.

56.   While some later studies appeared to confirm a connection, many others did not.

57.   A spokeswoman for the North Carolina Conference of District Attorneys said the study appeared to be a tool of death penalty opponents.

58.   A study was appearing Friday in the journal Science.

59.   A surprising new study appears to cast doubt on the widely held medical belief that hormone supplements containing estrogen protect women from heart disease after menopause.

60.   Both studies appear Wednesday in the Journal of the National Cancer Institute.