I can hardly ( ) the poor service of your restaurant.

However, traditional medicines and practices can cause harmful, adverse reactions if the product or therapy is of poor quality, or it is taken inappropriately or in conjunction with other medicines.

Only one of the two methods showed a link between higher BPA levels and poorer quality sperm.

While a handful of illegal companies produced black market mobiles, they often were of poor quality mainly because the technology needed to make them was hard to come by and even harder to master.

Many countries do not have reliable testing systems because of staff shortages, lack of basic laboratory services, poor quality test kits or their irregular supply.