Comparison of prevalence of parental reports of symptoms of: a) eczema; b) rhinitis symptoms; and c) asthma in 6–8 year old Saudi children compared with 6–7 year old children in ISAAC participating countries in 1998 survey (2) (Saudi highlighted).

<p>Comparison of prevalence of parental reports of symptoms of: a) eczema; b) rhinitis symptoms; and c) asthma in 6–8 year old Saudi children compared with 6–7 year old children in ISAAC participating countries in 1998 survey (2) (Saudi highlighted).</p

Prevalence of symptoms of co-morbid allergic disease in 6–8 year old children in Madinah, Saudi Arabia.

<p>Prevalence of symptoms of co-morbid allergic disease in 6–8 year old children in Madinah, Saudi Arabia.</p

Citations to 2 books preferentially used in research and to 2 books preferentially used in teaching (total, 13,987 citations).

<p>Citations to 2 books preferentially used in research and to 2 books preferentially used in teaching (total, 13,987 citations).</p

Evolution over time of citations received by 5 books on epidemiological and statistical methods (total, 35,181 citations).

<p>Evolution over time of citations received by 5 books on epidemiological and statistical methods (total, 35,181 citations).</p

Citations to 5 books on cancer epidemiology (total, 8,991 citations).

<p>Citations to 5 books on cancer epidemiology (total, 8,991 citations).</p

Citations to 6 books on clinical epidemiology (total, 13,272 citations).

<p>Citations to 6 books on clinical epidemiology (total, 13,272 citations).</p

Citations to 4 books on concepts, theory and policies (total, 3,986 citations).

<p>Citations to 4 books on concepts, theory and policies (total, 3,986 citations).</p

Citations to 3 books by K. Rothman et al. (12,962 citations) and 4 books by D. Kleinbaum et al. (14,613 citations).

<p>[Footnote: Arrows show the year of publication of all editions of each book. ]</p

Number of citations received by books on epidemiology, biostatistics and related fields.^*

*<p>Based on ISI - Thomson - Reuters Web of Science <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0061837#pone.0061837-Thomson1" target="_blank">[305]</a>.</p>a<p>Ranked by total number of citations received by all editions in all years (from year of publication until 31 December 2011).</p>b<p>For identification purposes: only the first authors and an abbreviated title are mentioned; the full reference is provided in the list of references.</p>c<p>All editions, except for Hill's <i>Principles of medical statistics</i>.^c1</p>d<p>Years elapsed from first edition until the end of 2011.</p>e<p>Simple average from year of publication until 31 December 2011 (all editions).</p>f<p>The data source does not allow to distinguish citations to each volume.</p>g<p>While only the main editions are mentioned in the Table and References, citations to all editions were counted.</p>h<p>The corresponding (identical) journal article <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0061837#pone.0061837-Doll4" target="_blank">[337]</a> received 2369 citations.</p

Evolution over time of citations received by the study 5 top-cited books (total, 73,006 citations).

<p>Evolution over time of citations received by the study 5 top-cited books (total, 73,006 citations).</p