FAO	Food and Agriculture Organization
GBD	Global Burden of Disease
MENA	Middle East and North Africa
PAF	Population attributable fraction
P0	Baseline prevalence
P1	Target prevalence
Pe	Prevalence of exposure
PIF	Potential impact fraction
PSA	Prostate-specific antigen
RR	Relative risk
THM	Trihalomethane
WHO	World Health Organization