Question: the definition has undergone several revisions since then. now, as explained on the documents published by the world health organization (who), 'the diagnostic criteria for post-traumatic stress disorder (ptsd) require the 'traumatic event' to have been an event (or events) that involved either actual or threatened death or serious injury, or a threat to the physical integrity of the person concerned or others.'
Answer: --> The definition has undergone several revisions since then. Now, as explained on the documents published by the World Health Organization (WHO), 'the diagnostic criteria for post-traumatic stress disorder (PTSD) require the 'traumatic event' to have been an event (or events) that involved either actual or threatened death or serious injury, or a threat to the physical integrity of the person concerned or others.'

Question: fashion blue crystal set(necklace, bracelet, earrings) with magnetic clasp - bjbead.com
Answer: --> fashion blue crystal set(necklace, bracelet, earrings) with magnetic clasp - Bjbead.com

Question: low concentrations of pah are also found in connection with forest fires. furthermore, analysis of soils with high content of organic material often indicates a natural background of hydrocarbons, and these can be confused with pah unless a gc-ms analysis is carried out to confirm identification of the hydrocarbons.
Answer:
--> Low concentrations of PAH are also found in connection with forest fires. Furthermore, analysis of soils with high content of organic material often indicates a natural background of hydrocarbons, and these can be confused with PAH unless a GC-MS analysis is carried out to confirm identification of the hydrocarbons.