"prolonged waiting" is correct and usable in written English.
It can be used when you need to refer to a time period in which someone or something has waited patiently, such as for a response to a job application or for news from a loved one. For example: "He was filled with anxiety after the prolonged waiting for her response."
What happened during the inconceivably prolonged waiting period is irrelevant.
The reality of organ scarcity and prolonged waiting times for a deceased donor kidney transplantation, however, indicate that at best 50% of the selected elderly may have realistic expectations to receive a timely transplant offer.
In most cases, prolonged waiting time and ER overcrowding are the main reasons for leaving [ 5, 10, 33, 43].
At the institutional level, greater effort is required to address prolonged waiting times and Asian patients with lower education levels.
The growing number of abnormal smears referred for colposcopy has increased pressure on services, resulting in prolonged waiting times for patients at such an anxious time [ 1].
Simultaneously confronted with decreasing hospital resources and growing public demand, EDs frequently experience prolonged waiting times and extended periods of overcrowding.
More than 20 000 patients awaiting kidney transplantation in the United States are sensitized (typically owing to blood transfusion, pregnancy or previous transplants) to HLA class I and/or class II antibodies 80. Until recently, transplantation was routinely avoided in sensitized patients, at the expense of prolonging waiting time for suitably HLA-matched organs.
Some drop-in drivers had prolonged waits at appointment stations in Westfield, Montclair and Bridgeton, where each station had one testing lane out of service for at least part of the day, Mr. Sullivan said.
Nightmare is a term too casually used to retain its emotional impact; in casual conversation, it's tossed around to describe delayed train journeys or prolonged waits in airport departure lounges.
Emergency medical workers have also experienced prolonged waits at checkpoints and border crossings, delaying treatment of the critically ill and wounded (Rytter et al. 2006).
The main problem identified was prolonged wait time in the clinic, transport and parking problems.
