Deficiency of surfactant is seen in diseases like respiratory distress syndrome, chronic lung diseases, interstitial lung diseases etc. A combination of surfactant (natural or synthetic) and hormones or other pharmacological agents associated with surfactant homeostasis are useful in treating these diseases.
PayPal balance: If someone sent you money through PayPal or youâve sold something on eBay, you have a balance in your PayPal account. This balance is first applied to any purchases youâve made. Then, when your account has no balance, you can choose to pay by credit card.
How to cut down your eBay fees. You have to offer PayPal in an eBay listing. But you can also adjust your listing to offer other payment methods-read more here. Check out PayPal Micropayments. You may be able to get lower rates if you sell a lot of items under Â£5.