Fluid leaking from the vagina. Fluid leaking from the vagina may be a sign that labor is starting. When your bag of waters (amniotic sac) breaks, amniotic fluid will leak from your vagina. Call your doctor if you have fluid leaking from your vagina. WebMD Medical Reference from Healthwise.
Secondary Sources. The most common type of source you are likely to encounter is a secondary source. A secondary source is any source about an event, period, or issue in history that was produced after that event, period or issue has passed. Aside from a textbook, the most commonly assigned secondary source is a scholarly monograph - a volume on a specific subject in the past, written by an expert. Also common are articles in scholarly journals, which are similar to monographs, but on a smaller, more focused scale.
Disadvantages of secondary sources include: The quality and reliability of the information cannot be easily guaranteed,... Primary and secondary sources of data both have advantages and disadvantages. Advantages of the secondary sources include: Ease of access because the work has been published and readily available. The internet has further made secondary sources easily accessible. Secondary sources have a low cost associated with access and use with some online libraries charging less than $10 to access.