Bayer AM, Danysh HE, Garvich M, Gonzalvez G, Checkley W, Alvarez M, Gilman RH. An unforgettable event: a qualitative study of the 1997-98 El Niño in northern Peru. Disasters. 2014 Apr;38(2):351-74. doi: 10.1111/disa.12046
Sommer WH, Ceelen F, Garcia-Albeniz X, Paprottka PM, Auernhammer CJ, Armbruster M, Nikolaou K, Haug AR, Reiser MF, Theisen D. Defining predictors for long progression-free survival after radioembolisation of hepatic metastases of neuroendocrine origin. Eur Radiol. 2013 Nov;23(11):3094-103. doi: 10.1007/s00330-013-2925-8
Schmidt M, Christiansen CF, Mehnert F, Rothman KJ, Sorensen HT. Non-steroidal anti-inflammatory drug use and risk of atrial fibrillation or flutter: population based case-control study. Br Med J. 2011 Jul 4;343:d3450. doi: 10.1136/bmj.d3450