Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Rapid Communications in Mass Spectrometry - Rapid Communications in Mass Spectrometry is a biweekly peer-reviewed scientific journal published since 1987 by John Wiley & Sons. It covers research on all aspects of mass spectrometry. According to the Journal Citation Reports the journal has a 2011 impact factor of 2.790.
A:
Written Work