However, those studies were limited by one or more of the following factors: limited numbers of screened miRNAs, small sample size, lack of independent validation and failure to differentiate CA from CAC and healthy controls.
Moreover, many previous studies have been limited by one or more of the following factors: poor study design, limited number of screened microRNAs, small sample size, failure to differentiate HCC from hepatitis B, and lack of independent validation.
But their ability to do so is limited by one important factor: time.
Limited by one bow against four strings, Bach's deft little interjections plant the idea of second and third voices that the instrument is in literal terms unable to play.
"The New Front in the Battle Against TB" (news article, May 20) provides an important reminder that tuberculosis is never an isolated threat -- it cannot be constrained to single outbreaks nor can it be limited by one continent's borders.
Their potential is only limited by one's imagination".
Solid media transport can be used to design adaptable cervical cancer screening programs but currently is limited by one card with published data.
The specimens, scaled from a tanker bottom floor, are limited by one span between the longitudinal girders and the inner and outer bottom plates.
